When you agree with someones opinion, as if it's the truth about a situation. It's another way of saying Word is Bond.

Made famous by Flatline Records of Jersey City, NJ.
John: Hey Bill im tired of breaking my back working at this low paying job.

Bill: Know That
by Flatline Records October 27, 2008
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To know all of what is happening at any given time; to have a lot of friends and connections.
"Yo man, I'm bored.. anything going on tonight?"
"Why don't you call James? He's in the know."

"I gotta find someone in the know, so I can pick up some weight and get my business off the ground."
by JRS April 29, 2004
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Absolute knowledge of the future said in past tense before it actually happens.
I knowed we will be married.
by DAKnowed November 28, 2008
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Captain Birdseye: Aye Laddy, Have you tasted my brand new Fish Fingers?

DJ CrapWagon: Knows it, you smelly old man
by Mc GoBadger April 7, 2005
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A synonym for the reply "of course" that was used by an old friend from Rahway, NJ.
Billy: "That house needs a lot of repair work". Charlie: "Knowing".
by Dan Drzewiecki November 4, 2003
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What Chicago mobsters and wanna-bes say when referring to someone who is privy to or has inside knowledge of mob business. Such individuals are said to be "on the know." It means basically the same thing as "in the know" but only in reference to rackets.
Guy #1: Hey buddy, how about 'dem guyz on Grand Avenue that know da mare's kid?

Guy #2: 'dem guys are on the know.

Guy #3: Good, good.
by Davey Gagunga April 8, 2011
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The term is commonly used at the end of a statement, primarily to emphasize the factual basis of said statement.

It can also be used to educate others of your self-importance or emphasize others' faults.

The term was popularized by Allison Dubois on an episode of the reality show "The Real Housewives of Beverly Hills - Dinner Party from Hell."
Allison: "I have books written on me and by me and television shows based on my life so you can just take a flying leap. Know that."

-or-

Jason: "You're an uneducated silly bitch. Know that."
by fobulouswon February 17, 2011
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