by Ben_sdsu March 1, 2019

When you gather all the ingredients to make marshmallow fluff together, and right before you whip it all together, violently nutting into it.
"While Barbara was making marshmallow fluff, I waited until she wasn't looking. Than I ran over and whipped up a Malaysian Marshmallow Fluff"
by JamesNewton February 7, 2025

A type of story in which a fan can never read with a straight face/can turn someone into a puddle. Unfortunately for curious people, science cannot answer why fluffy stories cannot be read with a straight face while an explicit one with the most disturbing themes can. (Seriously, you can't (read stories with fluff without smiling). I've had LOTS of experience with this.)
Some stories have so much fluff you feel as if not one minute of you reading goes by without smiling.
by Angielyn July 4, 2017

by Fluffman December 28, 2017

a person who claims to follow a certain religious or philosophical belief, even goes to all the meetings but has no personal commitment to it.
That guy is such a fluff bunny, he says he is druid but the closest he's come to nature is mowing his lawn
by kephre April 16, 2015

Sam: did you pull our friend's amazingly sexy younger sister last night?
Jake: yeah, you know, just a bit of strawberry fluff, the usual, she's hot
Jake: yeah, you know, just a bit of strawberry fluff, the usual, she's hot
by masterofbootygoals April 14, 2015

It's actually the most savage person
but inside she is the biggest fluff ball that loves and wants to protect his friends ♥
but inside she is the biggest fluff ball that loves and wants to protect his friends ♥
by savagev May 21, 2018
