Definitions by Bathtub Marie

CSYF

Acronym for the phrase "currently slapping your forehead". Used to tell someone you are mentally slapping their forehead without having to make the action physically. Generally used toward people that are being ridiculous, over dramatic, or just plain stupid.

"Hey, what day is the Fourth of July?"
"July fourth dude, CSYF."

CSYF by Bathtub Marie May 14, 2020