fumb

A short version for: fucking dumb

Man, what the fuck are you doing, your fumb!

by GMONEY$$$ June 26, 2003

fumb

fat and dumb at the same time.

"look at that girl over there eating cake and smashing it into her eyes!"
"wow, she's freaking fumb."

by alley&erin August 20, 2006

fumb

Basically, the epitome of everything that is fail/stupid. It is an emphasis onthe word "dumb", a hybrid between "effing" and "dumb".

Synonyms: fail, dumb, stupid, idiotic, ridiculous
antonyms: intelligent, clever, witty, smart, genious
Related words: dumb, retarded, idiotic, stupid, oafish
misspellings: dumb, fumg, dumn, dumh, dubm

"that new movie 'the last airbender' looks fumb. They casted the characters all wrong."

by ShoopaGull47 December 22, 2009

fumb

funny and dumb at the same time

how fumb of u!

by FCUKaLot October 14, 2008

Fumb

To have sex with your thumb

"Then I told the teacher, lady go fumb yourself you fumb."

by Elthumbo June 18, 2016

fumb

A synonym for "bang" or "boom", is more sound than word.

Terminator 3:
the terminator hits his newer version and enemy and in that moment some guy says "fumb".

by n2k March 8, 2004

fumb

Fingering with the thumb.

His dick so small he’d be better off fumbing.

by ivegotu2 August 15, 2020