Definition of "catcall" in English

noun

1. A shout or whistle expressing dislike, especially from a crowd or audience; a jeer, a boo.

2. A shout, whistle, or comment of a harassingly sexual nature, usually made toward a passing woman.

3. (historical) A whistle blown by a theatre-goer to express disapproval.

verb

1. (transitive) To make such an exclamation.

noun

1. (programming) In the Eiffel programming language, a run-time error caused by use of the wrong data type.