Isnfd 

(pronounced "I sniffed") The acronym for "I say nah fuck dat!"

Something said when one feels like actin' a foo' but, due to the situation or circumstance, cannot.

Bouncer: the cover's five bucks.
You: isnfd up in dis...
Bouncer: what was that?
You: nevermind, okay here you go.

Boss: all in favor say...
You: ISNFD!
Boss: what does that mean?
You: just keepin' it real.

Isnfd by Bevglog January 27, 2011

isnad 

a great man, going out with the right girl, but hanging out with the wrong people.

'look at that isnad, hanging out with those chicks. what is he thinking? but don't worry, he won't break up with her.'

isnad by The Waxed Nips October 19, 2008

isfd 

I'm so fucking done

Dude Isfd with this shit

isfd by mdo October 28, 2013

ISPFD 

I shaved pussy for this

Guys don't leave the party yet! ISPFD

ISPFD by ISPFD December 27, 2014

[Isnad] 

great guy with the sexiest mullet around. has the perfect girl and he knows how lucky he is

guy 1: we should all be like Isnad!
guy 2: i dunno MVP is pretty cool...

[Isnad] by herro1 October 19, 2008

Isfd 

Its an acronym for "I'm so fucking dead"

Used for a substitute {lmao} or (rofl)

It's used in the context of the aforementioned being something humorous or it can be used sarcastically to state how unfunny it is.

"Did you see Joey tribbiani on conan's late night show? It's so funny"

-"yeah I'm watching it (rn) isfd.."

Usain bolt:
Random fan: bet I can beat you in a race
Usain bolt: Isfd

Isfd by or nahh November 1, 2019

Isnad 

some mad dog, whose pretty hot, doesn't realize hes dating the wrong girl. good with the ladies, known by all. has a massive pet iguana :D

girl 1: fuck hes so hot
girl 2: yeh what an isnad!!

Isnad by bfflzorr August 21, 2008