Creepy Mother Fucker.

Basically a creeper to the max. The worst kind of creeper. Someone who gives you the heeby jeebies just looking at them.
by CMFawareness May 20, 2010
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James: You're gonna fail that test.
Cindy: I hope I don't...cmf!!
by Hen-Z June 17, 2011
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Me: That guy over there is so full of himself
Friend: yeah he's a CMF
by Birdie789 July 31, 2012
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Hitmen for the Mafia. Stands for "crazy mother fuckers" They usually get tattoos to signify it. Often used as drug runners as well.
The Mafia usually hires petty thugs as CMF.
by dan July 26, 2003
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abbreviation for Cheeky MotherFucker, commonly used in texting and instant messaging.

1.Can be used in a sarcastic way, when your correspondant starts bragging, getting mouthy with you or generally giving attitude.
2. To describe someone who has done a stupid, ridiculous or unfair thing.
2. Can be also be used as a term of affection
Don't give me any more of that crap, you CMF.

Williams gave me a Zero for the project because I submitted it one day after the deadline - he's a CMF.
by BitchBoss May 31, 2009
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child mulaster fag-it; usually a guy teacher who hits on girl and touches them way to much. mostly on the hips and lower back
"Mr. Preston is a total CMF. Did u see how he touched her!
by ambs1029 April 10, 2009
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