stands for downsy ass tourettes syndrome.
a person with downs and tourrettes at the same time.
you're such a dats kid.
by jordan nugs November 9, 2007
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Something that's the Sh*t. Usually applied to something that is great or fresh.

Used to show favor of something
Bartender: What can I get you?
You: Dat Dat New drink.(the best drink you have)
by crowndaclown February 18, 2013
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it means you swear to something. You agree with something or someone. (also known as "on that")
When your friends ask you to meet her later at a bar you say "on dat"!
by A.J.Whit April 2, 2004
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Dude 1:a wouldd yu qo wid ha ?
Dude 2:mhann nawhll she dat !
by MHE123 March 21, 2010
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