knf 

known now fool
when someone is hiding something and you figure something out.

person-no i didn’t!
me- yes you did knf

knf by anonymous February 7, 2021

KNFAI

a shift of LMFAO
often referred to as a pokemon

A.D: KNFAI
L.M: POKE-BALL POWERS!

---another convo-------

A.D: KNFAI
J.R: What?
A.d: sorry *LMFAO

KNFAI by magicalhippie April 23, 2007

KNFAI

When something makes you laugh so much words cant describe it, you're left with "KNFAI", the jumbled jargon.

Mostly typed while on the computer, though it can be used in rl.

You hear or see something so ludicrous you can barely hold it in.. you would KNFAI..

KNFAI by Gray Borgia April 23, 2004

knfai

a sudden, hysterical outburst of laughter; uncontrolled. usually followed by assorted jibberish. almost always expressed through text. usually a misspelling of lmfao.

read: lmmfao, lmfao, lmao, etc.

me: <insert joke>

.....

you: KNFAI

knfai by vege May 3, 2004

knfa 

killing niggers for attention

a new graffiti group started into 2022 by ‘deas’. will be carried on by others

(your tag) knfa.

knfa by ..Deas May 5, 2022