when your pants are eaten by your ass and you can see your crack
"man that guys got a major ass monster."
by frosty8 July 11, 2008
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A living creature that is born out of your asshole. It runs around and rips people's heads.
"My daughter got eaten by an ass monster!"
by Markey May 22, 2003
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One who has a nice, big, sexy ass but has an ugly ass face.
Damn lookit that ass!! hope that ass monster doesn't turn around..
by peter January 24, 2004
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When you have a huge ass and your ass is eating your pants exposing your crack.
when big ol' aunt sally came over last Christmas she had a Monster Ass Monster
by frosty8 July 11, 2008
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A person who acts like a monster made of Lava, With an Ass for a Face......Its pretty self explanitory.
Person 1:Hey did you see that guy slap a baby sea lion in the face?
Pesron 2:Yea dude. What an Ass Face Lava Monster.
by 15 mexicans July 26, 2011
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