Legal Definitions & Legal Terms 'O' List

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Below is our growing list of legal definitions beginning with the letter 'O'. If there is a term you are looking for please use our search form below and enter the legal term. U.S. Legal Forms updates the database of terms weekly and boasts the most up-to-date legal term dictionary on the Internet.


O Visa Onerous Gift
O-1 Visa Onerous Title
O-1A Onerous Trust
O-1B Ongoing committee
O-2 Ongoing Guarantee Fee [Business Credit and Assistance]
O-3 Online Auctions
O.R. Online Background Check
O.S.C Online Contact Information
Oath Against an Oath Online Copyright Infringement Liability Limitation Act
Oath in Litem Online Pharmacy
Oath of Abjuration Online Pricing
Oath of Allegiance Online Representations and Certifications Application
Oath of Calumny Onshore Facility
Oath of Office Onus
Oath of Surety Onus Probandi
Oath or Affirmation Clause Open Accounts
Oath [Patent] Open Adoption
Oaths Open and Notorious Cohabitation
Obesity Open and Obvious doctrine
Obfuscate Open Bid
Obit Agreement Open Caucus
Obiter Dictum Open Check
Object of the Attack Open Commission Meeting
Object Offense Open Commodity Contract
Objection Open Contracts
Objection in Point of Law Open Court
Objection to Consideration of a Question Open Diplomacy
Objection to Dischargeability ( Bankruptcy) Open Door Policy
Objection to Exemptions (Bankruptcy) Open Dump
Objection to the Notice of Intent to Proffer Open End Credit Plan
Objective Ethics Open Ended Question
Objective Evidence Open Field Doctrine
Objective Medical Documentation Open Justice
Objective Medical Evidence Open Letter of Credit
Objective Novation Open Lewdness
Objective Responsibility Open Marriage
Objective Theory of Contract Open Mines Doctrine
Obligatio Ex Delicto Open Mortgage
Obligation of Contracts Open Mortgage Clause
Obligation [Oil and Gas] Open Outcry (Securities)
Obligations Open Plea
Obligee Open Primary
Obligor Open Record
Obreption Open Season (Health Care)
Obscene Open Session
Obscenity Open Shop
Observable Open Skies Agreements
Observer Mission Open Space
Obsessive-Compulsive Disorder Open Space Meeting
Obsolescence Open System
Obsolete Ship Open Union
Obsolete Vessel Open Verdict
Obstructing Justice Open-End Advance [HUD]
Obstruction of Governmental Operation Open-End Credit
Obstruction of Justice Open-End Fund
Obstruction of Public Administration of Government Open-End Insurance Charge [HUD]
Obtaining a Controlled Substance by Fraud Open-End Lease
Obtrusive Space Advertising Open-End Mortgages
Obviousness Open-Ended Agreement
Occupancy Open-Source License
Occupancy Fraud Opening Brief
Occupancy Rate Opening Price
Occupancy Standard Opening Statement
Occupare Opening the Door
Occupation Tax Operably Arranged
Occupational Base Operate Aircrafts
Occupational Cluster [Administrative Personnel] Operating a Vehicle Under Influence (OVI)
Occupational Crime Operating A Vessel
Occupational Disease Operating Agreement
Occupational Experience Operating Cash Flow
Occupational Hazard Operating Characteristic Curve
Occupational Hearing Loss Operating Contractor [Energy]
Occupational Illness Operating Costs for Traffic Monitoring, Management, and Control
Occupational Injury Operating Differential Subsidy
Occupational Radiation Dose Operating Environment [Aeronautics and Space]
Occupational Rent Operating Expenses
Occupational Safety and Health Act Operating Income
Occupational Safety and Health Administration Operating Life [Aeronautics and Space]
Occupational Safety and Health Administration Specialists Operating Subsidiary(Banking)
Occupational Safety and Health Standard Operating Under the Influence OUI
Occupational Therapy Operating Unit
Occupational Tuberculosis Operation Enduring Freedom [OEF]
Occupier's Liability Operation Garden Plot
Occupy The Field Operation Hazard [Aeronautics and Space]
Occupying Agency Operation Last Call
Occurence Policy Operation Noble Eagle [ONE]
Occurrence Operation of Aircraft
Occurrence Rule Operation Peppermint
Occurrence [Energy] Operational Assistance
Ocean Operational Improvement
Ocean Acidification Operational Range
Ocean Bill of Lading Operational Readiness
Ocean Common Carrier Operational Waste [Maritime Law]
Ocean Dumping Operations Management
Ocean Dumping Act Operations Research
Ocean Dumping Ban Act of 1988 Operatives-(semiskilled)
Ocean Freight Forwarder Operator (Oil and Gas)
Ocean Marine Insurance Operator of a Designated Payment System
Ocean Thermal Energy Conversion Facility or Plantship Operis Novi Nuntiatio
Ocean Thermal Energy Conversion Plantship Opiate
Ocean Transportation Brokerage Opined
Ocean Transportation Intermediary Opinio Juris Communis
Ocean Transportation-Related Services Opinio Juris Sive Necessitatis
Ocean Waters Opinion Evidence
Ocean Waybill Opinion Letter
Ocean, Coastal, and Great Lakes Resources Opinion Letter (Trademark)
Oceangoing Ship Opinion Rule
Oceanographic Research Vessel Opinion Testimony
Octane Rating Opinion Work Product
Octo Tales Opinions
Odd Lot Opioid Drug
Odd-Lot Doctrine Opioid Treatment
Oddball Trusts Opportunity Cost
Odometer Opportunity to be Heard
Odometer Statements Opposing Motion
Odorized Propane Opposition Activity
OEM Opposition Period
Of Archaeological Interest Opposition Proceeding
Of Counsel Oppositional Defiant Disorder
Off Calendar Oppression
Off the Books Income Oppressive Child Labor
Off the Record Oprah Effect
Off-Hire Clause OPS
Off-Lease Property Opt-Out Clause
Off-Line Bank Opt-out Customer
Off-Road Vehicle Optical Storage Media
Off-Site Property [Education] Optimal Firm Size
Off-The-Record Communication Optimum Sustainable Population
Off-Track Betting Office Option
Off-Track Betting System Option (Entertainment Law)
Off-Track Pari-Mutuel System Option Agreement
Off-Track State Option ARM
Offence Principle Option at the Money
Offender Option Customer
Offense Option in the Money
Offense of Escape Option out of the Money
Offense of Obstructing Navigation Option Pool
Offense of Restricting and Obstructing a Police Officer Option Premium
Offensive Collateral Estoppel Option Pricing Model
Offer Optional Cash Purchase
Offer in Compromise Program [OIC Program] Optional Insurance (Health Care)
Offer of Compromise Optional Origin Contracts
Offer of Employment Optional Writ
Offer of Judgment Options
Offer to All the World Options Contract
Offer to Guarantee Oral Argument
Offered Evidence Oral Communication
Offering Oral Conscious Sedation
Offering Memorandum Oral Contract
Offering [Patents] Oral Sodomy
Office Account Oral Testimony
Office Action Oral Trust
Office and Clerical ORCA
Office Automation Orcinus Libertus
Office for Victims of Crime [OVC] Ordeal
Office of a Contracting Party Ordeal by Water
Office of Administrative Law Judges [Federal Communications Commission] Order
Office of Adult Probation Order (Banking)
Office of Allowances [Department of State] Order Assessing Civil Penalty [Aeronautics and Space]
Office of Analysis, Research and Technology Order Audit Trail System
Office of Assistant Secretary for Administration and Management [Department of Labor] Order bill of Lading
Office of Attorney Recruitment and Management [Department of Justice] Order Extending Jurisdiction
Office of Bilateral Trade Affairs [BTA] [Department of State] Order for Relief [Bankruptcy]
Office of Buildings and Acquisitions [L/BA] [Department of State] Order Granting Leave to Amend Complaint
Office of Chemical and Biological Weapons [CBW] Order Instrument
Office of Citizenship [Immigration] Order Of Authorities
Office of Civil Rights [Department of State] Order of Business
Office of Commercial and Business Affairs [EEB/CBA] [Department of State] Order of Deportation
Office of Communications Business Opportunities [Federal Communications Commission] Order Of Examination
Office of Community Oriented Policing Services Order of Filiation
Office of Community Planning and Development [HUD] Order of Possession
Office of Community Services [OCS] Order of Protection
Office of Congressional and Intergovernmental Affairs [Department of Labor] Order Of Signals
Office of Congressional and Intergovernmental Relations [HUD] Order of the Coif
Office of Consumer Litigation Order of the Day
Office of Coroner Order to Pay [Oil and Gas]
Office of Departmental Equal Employment [HUD] Order, Resolutions and Votes Clause
Office of Diplomatic Law and Litigation [L/DL] [Department of State] Ordinal Numbers
Office of Disability Employment Policy-ODEP [Department of Labor] Ordinance
Office of Dispute Resolution for Acquisition Ordinance and Law Coverage
Office of Dispute Resolution [Department of Justice] Ordinary and Customary Meaning
Office of Diversion Control Ordinary and Necessary Expense
Office of Drug and Alcohol Policy and Compliance Ordinary Annuity
Office of Economic Policy Analysis and Public Diplomacy [EEB/EPPD] [Department of State] Ordinary Care (Banking)
Office of Electronic Government Ordinary Course of Business
Office of Elementary and Secondary Education [OESE] Ordinary Customs Duty
Office of Engineering and Technology [FCC] Ordinary Goods
Office of Engineering and Technology [Federal Communications Commission] Ordinary High Water Mark
Office of English Language Acquisition Ordinary Income
Office of Environmental Quality Ordinary Loss
Office of Environmental Quality Management Fund Ordinary Negligence
Office of Fair Housing and Equal Opportunity [HUD] Ordinary Seaman
Office of Federal Contract Compliance Programs Ordinary Shares
Office of Federal Housing Enterprise Oversight Ordinary-Meaning Rule
Office of Federal Lands Highway Ore Tenus
Office of Field Policy and Management [HUD] Ore Tenus Rule
Office of Foreign Labor Certification Organ Donation
Office of Foreign Litigation [OFL] Organ Procurement Organization
Office of General Counsel [FCC] Organic Crop
Office of General Counsel [Federal Communications Commission] Organic Farming
Office of Government Ethics [OGE] Organic Plan
Office of Government Policy [OGP] Organic Statute
Office of Grading Organically Produced
Office of Healthy Homes and Lead Hazard Control [HUD] Organization
Office of Hearings and Appeals [HUD] Organization (Probate)
Office of Homeland Security [OHS] Organization Chart
Office of Housing [HUD] Organization of American States
Office of Information and Regulatory Affairs [OIRA] Organization or Entity Offering a Licensing or Certification Test
Office of Information Policy [Department of Justice] Organization Representing Federal Employees and Other Organizations
Office of Initial Patent Examination Organization Theory
Office of Inspector General [FCC] Organizational Analysis
Office of Inspector General [Federal Communications Commission] Organizational Behavior
Office of Inspector General [HUD] Organizational Conflict
Office of Inspector General [Labor] Organizational Development
Office of Insular Affairs [OIA] Organizational Duty
Office of Intelligence and Analysis [Department of Treasury] Organizational Expenses [Internal Revenue]
Office of Intergovernmental Affairs [FCC] Organizational Growth
Office of Intergovernmental Affairs [Federal Communications Commission] Organizational Life Cycle
Office of Intergovernmental and Public Liaison [Department of Justice] Organizational Meeting (Corporate Law)
Office of Justice Programs Organizational Picketing
Office of Juvenile Justice and Delinquency Prevention [OJJDP] Organizational Science
Office of Labor Management Standards [OLMS] Organizational Structure
Office of Labor Relations [HUD] Organizational Units Within the Department of Commerce
Office of Legal Counsel [Department of Justice] Organized Crime
Office of Legal Policy [Department of Justice] Organized Crime Conspiracy
Office of Legislative Affairs [Department of Justice] Organized Crime Control Act [OCCA]
Office of Legislative Affairs [Federal Communications Commission] Organized Exchange
Office of Legislative Affairs [Immigration] Organized Unit
Office of Management and Budget [OMB] Organotin
Office of Management Policy [Department of State] Organotin Antifouling Paint Control Act
Office of Media Relations [FCC] Orientation
Office of Media Relations [Federal Communications Commission] Orientation and Mobility
Office of Multilateral Trade Affairs Origin Principle
Office of National AIDS Policy [ONAP] Original Acquisition
Office of National Drug Control Policy (ONDCP) Original Appointment of an Armed Force Member
Office of Native Affairs and Policy [Federal Communications Commission] Original Bill
Office of Naval Intelligence [ONI] Original Bill in the Nature of a Supplemental Bill
Office of Origin Original Bond Maturity Date
Office of Personnel Management Personnel Records Original Check
Office of Policy Development Original Classification
Office of Privacy and Civil Liberties [Department of Justice] Original Classification Authority
Office of Professional Responsibility [Department of Justice] Original Equipment Manufacturer
Office of Public Affairs [Department of Justice] Original Equipment Manufacturer Vehicle
Office of Public Affairs [HUD] Original Filing Basis
Office of Public and Indian Housing Original Issue Discount – OID [Internal Revenue]
Office of Public Engagement [Immigration] Original Jurisdiction
Office of Refugee Resettlement [ORR] Original Negligence
Office of Safe and Drug-Free Schools Original Numismatic Item
Office of Safety Act Implementation Original of a Writing or Recording
Office of Science and Technology Original Political Item
Office of Self-Governance (OSG) Original Power of Attorney
Office of Small and Disadvantaged Business Utilization [HUD] Original Precedent
Office of Small and Disadvantaged Business Utilization [USDOJ] Original Promise
Office of Small Business Development Centers Original Source
Office of Small Business Programs [OSBP] Original Title
Office of Solid Waste and Emergency Response Original Value
Office of State Guardian Original Work of Authorship
Office of Strategic Planning and Policy Analysis [FCC] Original Writ
Office of Strategic Planning and Policy Analysis [Federal Communications Commission] Original-Document Rule
Office of Surface Mining Original-Package Doctrine
Office of Sustainable Housing and Communities [HUD] Originating Component [Customs Duties]
Office of Technology Assessment Originating Depository Financial Institution
Office of Terrorism and Financial Intelligence Originating Depository Institution
Office of the Assistant Secretary for Policy [Department of Labor] Originating House (Underwriting)
Office of the Associate Attorney General Originating Mortgage Institution
Office of the Chief Financial Officer [Department of Labor] Originating Mortgagee [HUD]
Office of the Chief Information Officer [Department of Labor] Origination Fee
Office of the Consumer Advocate Origination Point [Mortgage]
Office of the Coordinator for Reconstruction and Stabilization [Department of State] Origination Relationship [Education]
Office of the Deputy Attorney General Origination Service [Banks & Banking]
Office of the Federal Detention Trustee Originator
Office of the Federal Register [OFR] Ornamentation
Office of the Inspector General [Department of Justice] Ornamentation (Trademark)
Office of the Legal Adviser [Department of State] Orphan
Office of the Managing Director [FCC] Orphan work
Office of the Managing Director [Federal Communications Commission] Orthography
Office of the Pardon Attorney [Department of Justice] Orthopedic Impairment
Office of the Science and Technology Adviser [Department of State] OSHA
Office of the Solicitor [Department of Labor] OST
Office of the U.S. Global AIDS Coordinator [Department of State] Ostensible
Office of the Under Secretary for Global Affairs [Department of State] Ostracism
Office Of The United States Trade Representative (USTR) Ostrich Defense
Office of Thrift Supervision (OTS) OTC Margin Stock
Office of Tribal Justice Other Energy-Conserving Components
Office of War Crimes Issues Other Import Restriction
Office of Work Place Diversity [FCC] Other Oilseed
Office of Work Place Diversity [Federal Communications Commission] Other Organization
Office of Workers' Compensation Programs (OWCP) Other Planned Permanent Living Arrangement (OPPLA)
Office on Violence Against Women Other Protected Veteran
Office Romance Other Than Serious Violation
Office Security Other Worker (Immigration)
Office Supplies Other-Property Rule
Office to Monitor and Combat Trafficking in Persons [Department of State] Otherwise Qualified Person
Officer De Facto Ouster
Officer De Jure Ouster by abatement
Officer in Charge, Marine Inspection Out Crop
Officer of the Day Out of Network Care
Officer or Employee of an Agency [Education] Out of Pocket Expenses
Officers of a Corporation Out of Pocket Loss
Official Act Out-of-District Placement [Education]
Official Agricultural Product Marketing Device Out-of-Field Teacher [Education]
Official Certificate for Agricultural Product Certification Out-of-Home Care
Official Compendium Out-of-Pocket Costs (Health Care)
Official Detention Out-Of-Pocket Rule
Official Development Assistance [ODA] Out-of-School Youth
Official Device [Agricultural Marketing Service] Out-of-Service Order [Transportation]
Official English Movement Out-of-State Claimant
Official Forms Out-of-State LLC
Official Grader Outbound Telephone Call
Official Identification [Agricultural Marketing Service] Outbuilding
Official Immunity Outcrop
Official Information Outcry Market
Official Mark (Agricultural Product) Outcry Witness
Official Memorandum( Agriculture) Outdoor Recreation Camp
Official Notice Outer Bar
Official Policy Outer Continental Shelf
Official Poverty Line Outer Continental Shelf Facility
Official Proceeding [Criminal Procedure] Outer Continental Shelf Lands Act
Official Residence Expenses [Department of State Standardized Regulations] Outer Continental Shelf Source
Official Residence [Department of State Standardized Regulations] Outer Space Treaty
Official Responsibility Outgrant
Official Sample Outlaw Strike
Official Seal [Education] Outlawry
Official Visa Outlays (Expenditures)
Official Youth Case Record Outlays or Expenditures
Officially Drawn Sample [Agricultural Marketing Service] Outleasing
Officially Induced Error Outlying Areas
Officials and Managers Outlying Possessions of the United States
Officious Intermeddler Outmigration
Officit Conatus Si Effectus Sequatur Outpatient
Offset Outpatient Critical Access Hospital Services
Offset Account Outpatient Diagnostic Facility
Offset Clause Outpatient Facility
Offset Statement Outpatient Hospital Care
Offshore Outpatient Medical Facility
Offshore Bank Outpatient Physical Therapy Services
Offshore Banking License Outpatient Status
Offshore Corporations Outplacement
Offshore Enterprise Output Contract
Offshore Facility Output Document [Education]
Offshore Financial Centre Output Tax
Offshore Oil Rig Outrageous
Offshore Platform Radiography Outreach and Communications Program
Offshore Service Vessels Outreach [Education]
Offshore Supply Vessel Outright Gift
Offshore Trusts Outside Director
Offshore Vessels Outside Employment
Offshore Whiting Resource Outside Employment Policies - Private Employer
Offshoring Outside Employment Policies Public Employer
Offsite Disposal [Energy] Outside Payroll
OFIA Outside Salesperson
OHA Outside Youth or Community Group [Education]
OIG [Department of Labor] Outsource
Oil Outsourcing
Oil and Gas Lease Outsourcing Agreement
Oil and Gas Royalties Outstanding Check(Banking)
Oil and Gas Royalty Management Outstanding Rights
Oil Depletion Allowance Outstanding Stock
Oil Gas and Minerals Oval Office
Oil Payment Over Criminalization
Oil Pollution Act Over Insurance
Oil Shale, Tar Sands, and Other Strategic Unconventional Fuels Act Over the Counter
Oil Spill Over the Counter Stock
Oil Spill Financial Responsibility Over, Short, and Damaged [Transportation]
Oil Spill Removal Organization Over-Improvement
Oil Spill Response Vessel Over-inclusive
Oil Tanker Over-the-Counter Derivative Instrument
Oilseed Over-The-Counter [OTC] Market
OJP Over-the-Road Bus
Oklahoma City National Memorial Trust Over-the-Road Bus Frontline Employees
Old Age Survivor and Disability Insurance Over-the-Road Bus Transportation
Old-Age Assistance Overage Additional Premium
Old-Soldier's Rule Overall Liquidity Ratio
Older Americans Act Overbreadth Doctrine
Older Individual who is Blind [Education] Overdraft
Older Workers Benefit Protection Act Overdue Instrument
Oligarchy Overdue Support
Oligopoly Overfishing
Oligopsony Overhead Expense
OMB Overheated Economy
Ombudsman Overissue
Ombudsman for the Energy Employees Occupational Illness Compensation Program Overlapping Jurisdiction
Omissio Eorum Quae Tacite Insunt Nihil Operatur Overlying Mortgage
Omission Overmatched Amount [Small Business Development Centers]
Omitted Child Statutes Overpayment Debt
Omitted Heir Overpayment [Oil and Gas]
Omitted Property Overrepresentation (Child Welfare)
Omne Crimen Ebrietas Et Incendit Et Detegit Overriding Commission
Omne Jus Aut Consensus Fecit, Aut Necessitas Constituit Aut Firmavit Consuetude Overriding Royalty Interest
Omnibus Bill Overrule
Omnibus Clause Overruling Precedent
Omnibus Crime Control and Safe Streets Act Oversamessa
Omnibus Hearing Overseas Air Commerce [Aeronautics and Space]
Omnibus Transportation Employee Testing Act of 1991 Overseas Area
Omnicide Overseas Bill of Lading
On All Fours Overseas Housing Allowance
On Deck Bill Of Lading Overseas Military Personnel Charter [Aeronautics and Space]
On or About Overseas Parole
On or Before Overseas Private Investment Corporation [OPIC]
On Point Overseas Processing Office
On the Job Training Overseas Voter
On the Merits Oversight Agency for Audit
On the Pad Oversman
On the Stand Overstay
On VA Rolls [Veterans Affairs] Overstreet Law
On-call Employees Overt Act
On-going Subsidy Fee [SISMBD loan] Overtime
On-Going Support Services [Education] Overtime Hours
On-Line Sampling Inspection [Agriculture] Overtime Pay
On-Reservation Status Overtime Premium
On-Sale Bar [Patent] Overtonnaging
On-Site Property [Education] Overvaluation
On-Site Testing Overzealous Prosecution
On-Time Performance Code [Aeronautics and Space] Owe
On-Time Performance [Aeronautics and Space] Owelty
On-Track Safety [Transportation] Own Occupation
On-Track Wager Own-Product Exclusion
Onboarding Own-Work Exclusion
One Action Rule Owned-Property Exclusion
One Bite Rule Owner in Equity
One Hundred And Eighty-Three (183) Days' Rule Owner Operator
One Strike Eviction Owner or Operator of Vessel
One-Book Rule Owner [Patents]
One-Call Notification Owner's Equity
One-Call Notification System [Transportation] Owner-Employee [Internal Revenue]
One-Court-of-Justice Doctrine Owners' Agreement
One-Leg Stand Test Ownership
One-Person, One-Vote Rule Ownership-in-Place Theory
One-Satisfaction Rule Owning an Interest
One-Subject Rule Oxidizing Adulterant
One-Third of an Academic Year [Education] Oyez
One-to-One Supervision (Juvenile) Ozone Depletion
One-Year Rule[Patent Law] Ozone Depletion Factor
Onerari Non Ozone Layer
Onerous Contracts Ozone-Depleting Substance

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