1 definition by eagermcbeaver

the big surprise

its a sex gesture where you think ur fucking your girlfriend... but ur really fucking ur grandma....

originated: cooper b

Cooper: DUDE i was with my girlfriend last night and we were doing it, but then i looked down

Trenton: AND IT WAS YOUR GRANDMA

Cooper: THE BIG SURPRISE

Trenton: OMG THE BIG SURPRISE

by eagermcbeaver October 21, 2010