1 definition by Sean Slater

While performing in 'doggy-style' intercourse; the "giver" proceeds to insert the thumb into the ass of the "receiver". To serve as a handle or pocket, for the thumb, during doggy style intercourse.
"Dude, I slipped her the bishop finger in my left hand...and spanked that ass with my right!"
by Sean Slater February 20, 2008
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