CTFU

ctfu is an abbreviation for carb the fuck up meaning sugar does not make you fat and eat as much carbohydrate as possible for optimum muscle glycogen

"I heard that durianrider guy lean as FUCK"
"yeah he does the CTFU programme"

by harley johnstone September 11, 2017

CTFu

cracking the fuck up

after sending a funny ass joke you may getva reply.. CTFU dude your cray funny

by devodan24 March 22, 2018

Ctfu

Shut the fuck up.

Girl ctfu fr

Adam told bob to ctfu

by Vanessa237 February 06, 2021