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cock·a·ma·miealso cock·a·ma·my (kŏk′ə-mā′mē)
1. Trifling; nearly valueless.
2. Ludicrous; nonsensical: gave me a cockamamie reason for not going.
[Probably alteration of decalcomania.]
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|Adj.||1.||cockamamy - ludicrous, foolish; "gave me a cockamamie reason for not going"; "wore a goofy hat"; "a silly idea"; "some wacky plan for selling more books"|
colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
foolish - devoid of good sense or judgment; "foolish remarks"; "a foolish decision"