1 definition by DarkXQXFlame

Top Definition

ymf mean's "you mother fucker".When someone make you angry you say YMF or something....

person 1:Hey man,I think you are stupid.
person 2:What did you say?
person 1:Really I think you are stupid!
person 2:YOU YMF!!!

by DarkXQXFlame March 29, 2010