Definitions by climber clown

Ass Fusion 

The bonding or fusion of ass hair and underwear after an "accident". This occurs after sitting for a long time and the shit dries like glue. A rare experience, but can be very painful.

I had a bad ass fusion the other day when Delta lost my fucking luggage and I was stuck in the car.

Ass Fusion by climber clown August 6, 2015