Opposite of "word." Used when disagreeing with something or hearing something you don't like. "Dat" is usually followed after saying "un-word."
Kayla:I don't have a car tonight.
Mark:Un-word dat!

Kayla:I like spagetti sauce.
Mark:Un-word dat!
by Mpm17 February 16, 2008

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Top Definition
when you repeat a word so many times that it starts to sound like nonsense and loses meaning.
Person 1: I am going to talk like I am reading a telegraph STOP

See Stop STOP See Stop Stop STOP Stop Stop Stop STOP

Person 2: Man, shut up! STOP is starting to become an unword
by afr0man122 October 31, 2008

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Words that are not words but are still used regularly or used in the place of real words that take too much effort to say in their entirety on a regular basis.
"That kitten is totes adorbs."
"Those are my fav unwords."
by robotM&Ms December 01, 2011

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Unword. adj. (uhn-wûrd)
Slang
(1) To express extreme dissaproval, see"hell no" . i.e. "Sara is cool!" "Unword man, totally Unword!"
(2) Expression meaning horrible, shitty, and/or re-fuckin'-diculously dumb, see "hella gay" i.e. Sara is cool" "No man, she can be an Unword biatch!"
You dad is hot
-dude that was totally Unword...
by D-IZZLE November 28, 2005

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The Urban Dictionary Mug

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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