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1.) A person who insists on singing karaoke, even though they are unaware that they are tone-deaf, off-key or just otherwise bad.

2.) A karaoke singer who chooses a very good song, and then proceeds to murder it beyond recognition.

3.) A karaoke singer who picks a song that gains many a groan from the audience.
"Why does Shayla always insist on droning her way through 'The Rose'? What a kara-croaker."

"The rotation has more kara-croakers than singers tonight."
by jws1272 November 25, 2011
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