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 expulsion of intestinal gas that causes one's sphincter to vibrate thereby causeing an audible sound. Also see Fart.
Newt consumed massive amounts of Hot Wings and produced a magninfcent amount of sphincter flutter.
by Yuri Pendorov June 5, 2005
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the vibrating effects on the clitoris produced by a queef as it exits the vulva
After I saw the amount of cunt flutter on that ho, I knew I had fucked her good.
by SAQ Master June 2, 2006
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When you're extremely nervous about something or sexually attracted to someone HOT
"I get fanny flutters just looking at him"
by Yasminakayy November 9, 2019
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A delicious snack in which a jar of marshmallow spread (usually bought from the local safeway) and peanut butter are smeared graciously between either 1)Two waffles or 2) Two pieces of bread.
John: Hey dude what do you have to eat around here?
Frank: Dude I'll make some Nutter Flutters
John: Fuck yeah man, I love those things!
by AnOffshorePrawn December 7, 2007
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The weird feeling of something in your stomach that occurs when someone you’re interested in or very fond of does something. Basically a fancy way of saying stomach butterflies.
“Why are you smiling so much?”

GURL, HE GAVE ME HEART FLUTTERS
by Marblehead_biach February 24, 2022
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Someone who has none or one friend and is desperate and blows someone and sucks at sucking
She just flutter him because she has no friends

the act of fluttering

She is so desperate that she gave him a flutter project
by Hogs January 26, 2007
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