1 definition by Mrdriller6969

The Big Surprise

Its when your fucking a girl and you look down... AND ITS YOUR GRANDMA!!!!

Guy 1: *fap fap fap fap* "Ah damn girl hell yeah... AH FUCK ITS MY GRANDMA!!!!"

Guy 2: Damn thats quite the big surprise!

by Mrdriller6969 October 21, 2010