CF

In Romanian, "cf" is the abbreviation (just when chatting :D) of "Ce faci", which means "What are you doing/How are you"

"Salut! Cf?"

by Krunker1504 January 2, 2016

CF-ing

CF-ing is that act of one fucking his or her cousin. It's most abundant in white trash familys. If they have offspring they tend to have mulitple limbs or have a slow process of thought. These people are known as CF's.

Y'all my cousin says I am the best CF in the family. She says I am a pro at CF-ing!

by mackmaster January 13, 2005

CF

Medical abbreviation for Cystic Fibrosis

CF is an autosomal recessive disease.

by Stu007uk June 11, 2006

cf

Constant fuck. Not your bf (boyfriend) or gf (girlfriend)... just the person you constantly fuck.

Guy 1: Hey man is that your gf?

Guy 2: Nah thats my cf.

by Hankgod October 13, 2010

Cf

Catching Feelings

Man Jovilene just texted me and said someone is cf with her.

by feedyou July 13, 2017

td;cf

too drunk; couldn't follow

My wife was bitching at me about something but idgaf because td;cf.

by Mare Dejiz September 13, 2018

CF

Center Fielder; A player on a baseball team that plays in the center of the outfield.

Coco Crisp is the Center Fielder (CF) for the Boston Red Sox.

by Dave The Guy S August 4, 2007