Inserting a thumb into someones anus while also putting the middle finger of the same hand into their vagina thereby resulting in being able to lift the person up and carrying them around like a sixpack.
Boozer the beer lover was thirsty for a brewski while fingering a horny honey but didn't want to ruin the mood so used the sixpack butt attack technique on her and went to the kitchen to got a cold one.
by jpg3 October 23, 2011
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