FUP 

A group of Mariah Carey fans who call themselves the Fucked UP Family

We went to NYC in January for the FUP Family Trip

FUP by Fucked Up Family Member July 5, 2004

FUP 

(noun) Indian Army slang for a situation that is a total mess, derived from "fuckup"

"Sir, we don't want to be in Iraq in any capacity at all-it's a big FUP."

FUP by Williewanka September 11, 2006

Fup 

Fup: the word used to describe mean old people.

"Hey who peed the bed man?" "Sorry, it was my fup next to you."

"Dang Jessica, your such a fup!"

"Dude, your mom's uglier than a fup."

Fup by Chris and Jessica July 25, 2011

fup 

The short form of "fuck up". Can also be used in a plural form: "Fups" or in the past tense "Fupped".

Can also be understood as "screwed up".

With all the fups in my life, I don't know how I can still be standing here.

I fupped on my math test.

I am such a fup.

fup by sleepinghorror September 28, 2011

fup 

Fat of the pussy. (not cameltoe)

I saw this chick's fup bulging from her thong.

fup by Andy Holman December 18, 2005

fup 

Fat upper pussie The flab below the belly and above the pussie. The spare tire on a fat girl

I had lift her fup up to find here hairy gash.

fup by Brush Oaky June 5, 2007

Fup 

to hit another with the sleeves of a borrowed sweatshirt.

You'll get fupped if you don't fup first, especially if you live in Fuping, China.

Fup by The Biggest Fupper April 15, 2009