Definitions by hillaryyyx3x3

ur mom 

an "insult".. barily an insult though.. something that retarted,clueless, un-original people say when they cant think of something better to say..

hilliee- your parents are brother and sister..
billiee-uh.. well.. you know what?! ur mom!!?

ur mom by hillaryyyx3x3 January 21, 2006