Chum is fum. Also, fum is chum. Krabby patties may also be fum. Coined from the television series, SpongeBob SquarePants.
"This chum is disgusting, but with a catchy slogan like 'Chum is Fum,' you can't go wrong!" Fred Fish.
by DolphinJumper July 20, 2009
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Fum is a curse in which every time you fart, you cum just a little. You aren’t hard and it’s not a full cum so there’s no satisfaction. You have to pee after and blue balls is inevitable. May god have Mercy on those damned to this life.
Hey what’s wrong with Adam?” “Fum”
by The fum master April 25, 2022
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Person 1: "Ayo, you fuckin' suck at life-"
Person 2: "Put the pum in your fum."
by dictonaryboy May 10, 2023
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Basically how British people pronounce the word "fam".
Chav 1 - "m8 Arsenal focking sucks ya bloody mug".

Chav 2 - "U fockin wot fum?? I'll shank ya in ya gob fum, don't ever say that again fum, I'll break ya fockin neck fum".
by Homeless Chicken October 13, 2017
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Last night my boyfriend fummed in bed and totally ruined the mood.
by monoga_ May 28, 2021
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Fum is chum. Chum is fum.
Fum is what chum is made of.
Chum is what fum is made of.

Fum cannot live without Chum, while Chum cannot live without Fum.
Dude, I love chum in my fum!

But fum is chum, asshole.
by Dexxturz July 4, 2011
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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.
by timmyaung July 21, 2010
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