Definitions by K-Mal

yahtzee 

When you are "doing" a girl from behind and you are about to bust you pull out.You then spit on her back and as she turns around you bust in your hand, shake it up and throw it in her face as you exclaim "Yahtzee!"

I was fucking my girlfriend last night and I totally yahtzeed her.

yahtzee by K-Mal March 3, 2007