A human being who 'fucked' a mother. (The mother can be a man if homosexual). Ma Fucking is the thing to do. No man or woman is complete without a nice Ma Fuck-ing.
by Eric September 02, 2008
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You crazy ma fucker. You know what that ma fucker said to me. Mom - Hey little Billy, wanna be a ma fucker?
by Eric June 18, 2006
A gangster's way of saying Mother Fucker. By the way someone says the word, it can make someone pissed off or horny.
by Nicole Morris April 16, 2006