ctfu 

Cracking the fuck up *used online only*

Selena was ctfu when she read the joke on Google

ctfu by ___________________×__________ June 16, 2015

ctfu 

Cracks the Fuck Up. When laughing so hard you can hardly breathe.

When someone does or says something completly and utterly funny, ridiculous or stupid.

ctfu by lourdes April 25, 2005

ctfu 

ctfu means " cut the fuck up " we use this mainly in New Orleans. Meaning act a fool, let loose, dance, shake, all together ACT UP!

"ou girl she ctfu onnat party bus"

ctfu by christmas slippers June 20, 2020

Ctfu 

Crackin The Fuck Up

bbyVee : You Funny As Shit, CTFU !

bbyNia : Bitch, Im Not Even Half-Way Through Wat Happened Yet, And You Already Think Shit Funny ! CTFU ,

Ctfu by BeeeeJayeee May 16, 2010

ctfu 

A laughing acronym standing for "crack(ing) the fuck up" similar to lmao or rofl. Primarily used by black people on myspace and facebook.

*Jaquon posts a funny/gangsta picture on facebook*
Tarrell: Yo dat shits drawlin ctfu!

ctfu by Anonymousesketeer May 15, 2010

ctfu 

cracking the fuck up

Person #1: wacka wacka wacka wacka wacka
Person #2: ctfu

ctfu by Cameron R April 14, 2008

CTFU 

Used in texting, email, blogs, etc, its short for Cracking The Fuck Up;
Laughing really hard,

Bob: what do you call a dead blonde in a closet
Tom: I don't know, what do you call her?
Bob: Last year's hide-n-go-seek champion!
Tom: hahaha ctfu good one.

CTFU by LinaBeana June 12, 2010