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2.
What two or more gay cowboys do, also used to describe gay group sex, or some ruff violent anal sex.
"Those fags are heading to the Ass Rodeo"
by Derrick B August 23, 2006
 
1.
Action in which one person bites the buttocks of another person for as long as they can. This is typically a party game in which someone yells "ass rodeo!" and goes after someone.
That bruise is from last night when Barrie busted out some ass rodeo.
by ap08 March 08, 2008