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Steve: just tell your father you had sex
Cal: cant dude, hes not like your father, my father's got a JFF!
Steve:word?
Cal: Word up, son!
JFF by Mystikalizer July 1, 2010
Related Words
short for 'Just for fun'
I wrote letters jff.
Jff by Phaat July 5, 2018
Johnny Fucking Football
(aka, Money Manziel)

The greatest collegiate football athlete of all time, being the first in history to secure a Heismann trophy award as a freshman.
JFF by Manziel glazer April 6, 2026
The worst kind of fail that anyone can pull by far.
"I don't know why, but my computer isn't working too well, so I formated C to try and fix it but now all I get is the blue screen of death."

"Dude, that's such a JFFAIL."
JFFAIL by JacquesLolz April 24, 2010

jffjffjfjfjffjffjfjfjffjffjfjfjffjffjfjfj 

The text resulting from an extremely bored drummer drumming the 5/4 time (3/8+3/8+2/8+2/8) mission impossible beat using his pointer fingers on the f and j keys. Often accompanied by said drummer audibly saying "bum bum bumbum bum bum bumbum..." This, in turn is followed by awkward stares.
Dude, this English class is so boring.
<types "jffjffjfjfjffjffjfjfjffjffjfjfjffjffjfjfj" on keyboard>
Just Fucking Fix It.

Definition: Implies a sense of urgency for a problem to be resolved.
"Hey, the server is down... JFFI Already..."

" I Jiffi'd it already... lay off me."
JFFI by Kovar May 1, 2008