A dude who's really good at butt-fucking.
by Paul Thundergod June 24, 2003

Someone who is know it all of all things to do with ass. A person who likes to tap that ass and loves asses.
He thinks he's the ass master but he knows nothing about it.
Hey you, Ass master come and get up on this
Hey you, Ass master come and get up on this
by Coolata.slut October 01, 2004

ok, well u know when u're walking in the shops, or just just walkin in general, with lots of people around... sometime u get those guys walking RIGHT behind u, right up your ass, they want to pass, but they don't say anything. that's an ass master!
by SpotMaster August 29, 2006

by CAT_MARK_1 August 27, 2007

by Robert Turner January 29, 2003

by Crash And Burn March 03, 2005

by jizzle dizzle December 28, 2005
