A man that loves to engage in the act of anal sex.

A man that is also an asshole.
"Dude, did you get on Counterstrike today?"
"Yeah. That guy named System-Error was on."
"Him!? He's an ass jouster."
"Totally."
by Joey December 7, 2004
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joust: to ram a stick at soem other person mostly a male sprt in the middle ages

ass: body part

meaning your gay
brian is an ass-jouster
by Johnny Potsmoke May 20, 2005
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