Définitions
1.NounA shout or whistle expressing dislike, especially from a crowd or audience; a jeer, a boo.
2.NounA shout, whistle, or comment of a harassingly sexual nature, usually made toward a passing woman.
3.NounA whistle blown by a theatre-goer to express disapproval.
4.VerbTo make such an exclamation.
5.NounIn the Eiffel programming language, a run-time error caused by use of the wrong data type.