1.The greatest, the best ever, simply the shit...

2.A track on the Snoop Dogg's classic hip hop album Doggystyle. One of the toughest joints on that record.
1. A:Hey, what yo think bout that beat man?

B:Maan, this beat goes hard, it's the shiznit!

2. A: I love Doggystyle couse Jin&Juice was the track that brought Snoop on the top of the game!

B:You don't know shit, if you had actually listened to the record you would know The Shiznit is the best track on it!
by thesinner92 September 1, 2010
Get the Shiznit mug.
Expresses extensive emotional satisfaction or glorification of any given noun. Often used by those who lack the vocabulary to express the true essence of the situation.
Other meanings: Shit, fecies, poo, doodoo, dung, crap and excrement.

Shiznit can also be used interjectionally.

Generally "shiznit" can be seen as a last resort when all other means of expression fail.
Shiznit! That whip is the absolute and utter shiznit!
by Humpty Dizzle February 21, 2005
Get the shiznit mug.
Euphemism for "shit". Often used when in the middle of "shit" when you remember you shouldn't cuss in front of children.
"Oh shi...znit i forgot i was supposed to pay the phone bill!"

"Mommy, what does shiznit mean?"
by ocdbludsuker January 25, 2010
Get the shiznit mug.
a word thats used by an eleven year old who isnt allowed to say shit and is just trying to be straight up funny but seriously isnt
girl: i’m going to disney tomorrow!
annoying girl: oh shiznit! i forgot!
by shiznit kid November 2, 2019
Get the shiznit mug.
Another word for: "Oh Sh*t!", "Shoot!" or, "Oh rats!" An Exclamation.
Get the Shiznit's mug.
amy is the shiznit, in our school.
adjective 2:
amy is the shiznitest person in the world.
by mike March 12, 2005
Get the shiznit mug.