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the sexual process of placing ones hand in anothers butt extending the fingers, and wiggling them around as if one were playing the air guitar.
i totally banged this girl last night and played favorite air-butt-guitar riffs.
by joshal October 25, 2007
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2
the insertion of your hand into the anus of your partner and proceeding the wiggle your fingers inside while strumming the air guitar with your other hand.
so i was hanging out with the chick last night listening to Led Zepplin and she totally let me play air butt guitar to "Kashmir"
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