A sexual position involving having anal sex with a girl while shoving your fist in her mouth so she can't scream.
Hey, if you don't get your girlfriend to shut up, I'm going to give her a dirty galligan right here in this bar.
by Tim Stanton August 30, 2008
Get the dirty galligan mug.When a man is doing a woman doggy style on any type of watercraft, then he screams "Dirty Gilligan", and thrusts into her rear as hard as he can knocking the woman overboard.
by Rick Prescott Sr. June 25, 2007
Get the dirty gilligan mug.Related Words
dirty galligan • dirty gilligan • dirty • Dirty Bird • dirty south • dirty harry • Dirty thirty • dirty d • Dirty Mike • dirty pillow