CF's

People who fuck their 1st cousins.

We are a very loving family, we are CF's!

by mackmaster January 13, 2005

Cfs

Close friends story

“Add me to your cfs on Instagram”

by __fbgmbri__ August 3, 2019

CFS

Covered Full Service

by Aymara September 24, 2003

Cf

Close friend

"Cf for cf?"

by Widget Marie February 17, 2017

CF

A korean way of saying commercial.

Girl: Did you see that new CF that 2pm did!?
Girl2: Hell yeah! So hot....

by yourmada January 6, 2010

CF

Shorthand for clusterfuck. Can be used when not wanting another person to know what you're really saying or when you want to avoid being vulgar.

Hey Johnny, this gangbang is such a CF...

by Norbert March 4, 2004

CFS

Chronic Fatigue Syndrome

He's disabled, with CFS.

by Hyphenator May 2, 2004