someone who thinks about anal sex all day
billy is an ass jammer
by moises January 11, 2004
1 more definition
An Assjammer is a person who loves jammin that thing up those honeybuns a little too much. People will mostly associate assjammers with gay people or pedophiles.
"I wouldn't trust that guy over there, he's an assjammer!" said the bartender.
by Rod_Jewls_and_Car July 01, 2009