Whip (Constitution) Law and Legal Definition
Whip is referred to a political party official whose primary purpose is to ensure party discipline in a legislature. A party whip has the charge to ensure attendance of the party members and to encourage them to vote with their parties on key pieces of legislation. S/he acts as an intermediary between the leadership and the members of his/her political party in the legislature. A whip may induce and threaten the party members with punishments to ensure that they vote according to the official party policy.