Flusack

The scrotum and testicles at full distention as a result of a fevered body temperature.

Samantha, I had a temperature of 103 the other day and my flusack was slapping back and forth between my thighs.

by Seeehv November 6, 2022

flosack

When someone quickly sucks PPs for money.

Brian: Hey everyone! I'm giving flosacks for only 99 cents!
Dylan: That's like, totally gay dude.

by okkmissgirll January 29, 2021

Flysack

The general term for a fly's nut sack.

Did you see the size of that Flysack on that horse fly?!

by Snack O' Matic August 27, 2009

flucackling

when you laugh like you're the main villain

I was flucackling after taking candy from a baby

by hardywc March 20, 2022

flucackling

when you laugh after doing something that makes you look like the main antagonist

I was flucackling after taking candy from the baby.

by hardywc March 20, 2022