Flapskin 

The skin behind your knee

My flapskin is dried out

Flapskin by Flapskin June 1, 2021

Multi-flasking 

A phenomena in which everyone on the ski lift has a flask of booze and shares it with the rest of the chair.

G: Dude, why is your bloody leg bone sticking out of your ski pants like that?
B: No idea dude, it might have been the multi-flasking I indulged in prior to the bunny hill.

Multi-flasking by Bryan Gilbreath February 25, 2009

flapkin 

a.female version of a blumpkin.

b.eating a girl out while they poop.

i gave that bitch a flapkin and she peed in my mouth.

flapkin by iloveblumpkinsfromhobos December 21, 2010

flaskinating 

The phenomenon wherein alcohol increases the appeal of an already delightful object or activity.

Have you seen how clean Charles Manson keeps his cell?! Flaskinating!

flaskinating by Smiling Larry April 17, 2017

multi-flasking 

Bringing multiple flasks to an event where one just won't do.

Got two flasks bro. Two flasks.
Ahh. Multi-flasking. I like it.

multi-flasking by McFALLONohhhya June 18, 2011

flasking 

a verb for all things fun especially drinking hard alcohol

We're gonna be flasking hard this summer.

flasking by jessie poo April 30, 2008

Hot Flasking 

A sexual act involving flaming sambuca shots and the vagina of a donkey, illegal outside of a few small districts of Uzbekistan.

Bob was known for his hot flasking parties, he is currently detained by Interpol.

Hot Flasking by UnpatrioticEyepatch December 9, 2010