by BaddestQueen018 August 3, 2017

by Joeblowflowcoe October 30, 2017

The sexual act of pulling your arm back and punching your fist up your partners anus in a celebratory manner. The arm must be inserted up to the elbow or it is only considered a Bill Murray swirly. This is usually accompanied by a reach around.
by Pope Big Ron Don John II December 30, 2022

The act of penetrating ones anus with your penis but swiftly switching it to your full fist therefore going from little to big in her/his anus
by Lil_big_fister420_67_R34 June 1, 2025

To put your hand in a fist and punch someone (or something) so hard it ends up looking like a biscuit
To punch something so hard that your hand feels like a biscuit afterwards
To punch something so hard that your hand feels like a biscuit afterwards
If she says one more thing about me, I'll biscuit fist her so hard.
I got mad once and biscuit fisted my wall.... there's a major hole in it now.
After I biscuit fisted John, his face was so messed up he had to go to the hospital.
I got mad once and biscuit fisted my wall.... there's a major hole in it now.
After I biscuit fisted John, his face was so messed up he had to go to the hospital.
by ukahaylee September 19, 2016

Billy used his "Two Fist" and stroked Roger and Dwayne Simultaneously till they came all over his face
by HardTime June 28, 2019

Its a practice where you softly pat cats on the head with your fist. You do it with a fist to gain the cats trust because it resembles a paw, the body part of a cat.
by DaniDoesDoormatsEiffel69 July 25, 2022
