Fum 

Acronym of "Fucked-Up Man"

For use when:
a) Girlfriend dumps you for cheating with her cat. (wait... WTF?)
b) Caught stealing (free) unattended samples at the supermarket.
c) When you drink toilet water soup, made by your 4-year old.
... or whenever you get fucked (at school, while driving, on the mattress, etc.)

I am officially a fum.

God, he is such a fum.

Fum by timmyaung July 21, 2010

Fum 

When a male reaches orgasm and begins to ejackulate into their mate. Suddenly a uncontrollable release of gas from the anus is released with each ejackulate squirt.

Male: sorry babe. I fumed again.

Female: yea, that was weird.

Fum by Nathanvancity March 4, 2014

FUM 

A fum is a fat ugly midget, it’s someone who is annoying or being annoying and is commonly used as an insult

Hey stop being such a fum

“OMG isabella and taryn are such fums”
‘Yeah I know right, they’re such fat ugly midgets’

FUM by Trinitystant August 31, 2020

Fum 

Pre-Cum, a fluid that is discharged from a penis when it's aroused and usually occurs right before ejaculation.

Is the fum coming out of your dick?

Fum by NotSamC December 4, 2021

Fum 

To release cum when farting.

I was at the store when I accidentally fummed in my pants.

Fum by Vengermaximus August 8, 2011

fum 

A fum is a musical instrument,consisting of a rubber band stretched across a cat's ass,and played with one's tongue.

"He couldn't win America's Got Talent,even if he played the fum while riding the unicycle nude!"

fum by evilstevil August 5, 2009

fum 

Fucked Up Mess. comes from the saying that someone is a mess and a right state.

look at the state of him, what a fum. Also that website is a fum, where as www.rtcrew.co.uk is not

fum by Glyn September 7, 2004