Synonym for retarded or if you're PC, special needs, mentally challenged, etc.
I have to go work with the tar tars as part of my community service.
by J969 February 10, 2005
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Mental Retard, or used as mentally retarded. I.E. There is no plural
Shut up you tar-tar
Look at the tar-tar bus
by Harvey Owens April 28, 2003
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Euphemism for word Retard, typically can be used in a large quantity of scenarios.
Jordan: What does this mean?
Nontars: You're a tar.
by The Tar February 28, 2019
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British slang usually used as a quicker way to say Thank You. The use of the word "Tar" relating to the phrase "Thank You" is believed to originate from the 18th Century.
*Person 1 hands Person 2 a cuppa.*
*Person 2* Tar very much.

*Person 2* Here's that money I owe ya.
*Person 1* Tar very much mate.
by Railway Master May 02, 2018
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One of, if not the single, least pure forms of heroin. The process of converting raw opium to tar heroin is much cheaper and faster than that of purer forms such as "Number 3" and "Number 4". As it's name implies, tar heroin is dark brown or black in color, and usually very sticky.
"All the heroin that's been coming in has been that Mexican Black Tar"
by kutch g. November 14, 2004
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The round rubber things on you car that spin around to make it go. (southern talk)
My tars are fixin to blow out so I need to go over yonder to buy some new'ens.
by Jeffrey Moritz March 21, 2006
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