A butterfly kiss to the anus.

The act of fluttering ones eyelashes against the receiving parties anus to create a light, tickling sensation.
Sally found receiving a butter flutter from Harry very sensual.
by KitchenSmut August 20, 2017
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The effluent mixture on your cock after fucking a girl in the ass who has the dirty pirate booty hole.
Jerry got the peanut butter flutter after fucking Misty in the ass. I told him that bitch had dirty pirate booty hole...
by Piratesbooty March 17, 2016
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