When subject #1 fluffs (wacks off) subject #2 making her /him the fluffer. He then nuts on subject #3 making him the nutter. Hence, the fluffernutter.
Dude, I got a fluffernutter last night, but accidentally nutted on the fluffer. My wife’s gonna kill me!
by MadAl69 July 10, 2019
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Noun.

Two human thighs (asscheeks may be used as well) forcibly squeezed together after being nutted upon to form a sandwich.
We were fuckin’ last night but I pulled out nutted all over her thigh and made me a fluffernutter sandwich.
by SaucySquirts May 28, 2022
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When a male porn star is being fluffed in between scenes and he accidentally cums.
Man Jason is so embarrassed. He got a gig in porn but might lose it because he's apparently a fluffernutter
by Joweh November 7, 2015
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When someone licks the cum out of your ass to prepare you for the next shot on the porn shoot.
Windhawk was Big Joe's fluffernutter for the shoot today we can't have the nut dripping out his ass when the close up is next and the scene has four more shoots.

Jenn is getting sick of being Sara's fluffernutter in the scene since Billy keeps losing it early and she has to keep her aroused and not showing the early cream pie.
by Scaryone October 29, 2021
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When you blast into a chick and then tell your buddy to slide out from under the bed and blow a trumpet into the leaking cream pie.
Tim and I totally gave Carla a fluffernutter
by MayoOreoLord September 6, 2021
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a friend one has had sex with and is providing emotional labor but strictly remains in the friendzone
"wake up,dave! you're jenna's fluffernutter! she uses you as a backup for a boyfriend!"
by lusciouslucifer February 13, 2018
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