Mexican Slang Meaning; Someone Who's A Snitch, Informer or Traitor.
Policeman: Oh Yeah You're Goin' Down. Don't Even Try To lie Your Way Outta This One! 'Cause We Got A Man On The Inside This Time!

Criminal: I'm Gonna Fuckin' Kill That Chimosa.
by DGringo October 2, 2009
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A tease, one who doesn't give
The Igloo for Eskimo Brothers
I really needed some brain, but that girl was a real Baby Chimosa
by Chimosa October 7, 2010
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