fup

Fup stands for Fat Upper Pussy.

Her fup was bulging so far out she looked pregnant.

by SickMontanan November 23, 2015

Fup

Someone fat, ugly and poor

Some mean girl:Shut up susan, you fup!
Susan: what's that?
Some mean girl: fat ugly and poor

by rafa-kun December 7, 2017

fup

fup a gay person that is hiding or doesn't know it yet

oh i see a fup

whats that?
a fup is jacob hes gay but doesn't know it

by tohotto_handlee September 6, 2023

fup

The greatest word in the English language fucked its own offspring to create the second greatest word.
Fuck fucked fuck-up and produced the glorious fup.

Fup can mean fuck or it can mean fuck-up, or both, who gives a fup?

Fup is the fun and friendly version. Think about the f-bomb. A fup-bomb doesn't sound like that. It sounds like this:

fup

But it still can fupping do every fuptastic thing its fuptard sire accidentally created when it fupped.

by Party on Websters Grave September 15, 2021

fup duck

an alternate of fubar or f'd up

damn son that situation is a fup duck

by shawmiserix September 3, 2019

Fup

Verb, To face palm someones own forehead, usually hard in a friendly matter.

Fup! I am gonna fup you so hard.

by memey memes October 12, 2019

Fups

Fups are fuck ups, errors, chaotic mistakes, be they made by people, organizations, courts, armies, whatever, anything and everything is prone to fups.

Me: Those guys made so many mistakes, I'm ready to tear them a new a**hole!

You: Dude! I know...they are total fups, plain and simple.

by xtc283 September 26, 2022