YCF

Acronym for "You crazy fool!" Can be used in oral or written communication.

-"Hey, where did you put that lottery ticket?"

"Man, I don't know, I might have thrown it away."

-"YCF!"

by Aussie goat February 25, 2006

YCFS

You Can't Fix Stupid

The neighbors are letting their kids play in the gutters during a lightening storm..... YCFS

She took him back? Well YCFS

by Enivegnar December 06, 2015

YCFS

You Can't Fix Stupid

Ron White: But let me tell you something, folks: You can't fix stupid(YCFS). There's not a pill you can take; there's not a class you can go to. Stupid is forever.

by PrinceKelso June 06, 2011