Penetrating a female's anus, when the female assumes one would be penetrating the her vagina
Example #1

Mario: Did see give up the ass, bro?
Chaucer: Nah, I tried, but I got caught offside...

Example #2

Chaucer: So I got caught offside last night...
Derek: Did she turn around and smack you?
Chaucer: Nah, I convinced her it was an accident
by Chaucer1934 February 28, 2014
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