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6.
The replacement for the term "word."
"You hittin up that party tonight?"
"Noun."
by david November 17, 2004
 
1.
A term referring to a person, a place, or a thing; essentially something that exists.

Such nouns include:
*me (Dave)
*George W Bush
*Microsoft (the place)
*Nintendo (the place)
*Nintendo Gamecube
*Microsoft Xbox
*Sony Playstation 2
*The Pentagon
*US Army
*La-La Land
*Mushroom Kingdom
*Dreams
*Money
*Food
*Controller
....among MANY others.

Supposedly this term also refers to sexual intercourse, as well as the word "verb" does too.
"Go noun yourself."
-me, if my knowledge of what "noun" now means serves me right
by Dave April 04, 2004
 
2.
a word used right after someone says "word". You say it to make them look dumb!
A: That movie was great huh?
B: word!
C: noun!
by Zib June 22, 2003
 
3.
verb: all-purpose word similar to usage of "smurf" in the tv show of the same name.
Arnold Schwarzenegger: "Stop nouning my wife!!!"
by colin February 23, 2004
 
4.
A girl who likes to take advantage of guys,goes for a guy who has some nice things like a nice sports car, in which the guy stole that girl from you, when he is about to hit rock bottom on his life, then she comes back at you like a boomerang.
Noun

Wow, that girl was a boomerang girl because she came back to that guy after she left him for that hot Mustang guy.
by Anonomyous367 January 19, 2012