tar 

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"

tar by kutch g. November 14, 2004

Tar 

Euphemism for word Retard, typically can be used in a large quantity of scenarios.

Jordan: What does this mean?
Nontars: You're a tar.

Tar by The Tar February 28, 2019

Tar 

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.

Tar by Railway Master June 1, 2018

Tar 

1.) A black, goopy substance that was used in the past as punishment and harassment on people, and usually accompanied with being covered in chicken feathers.
2.) A so-called "redneck" way to pronounce "tire". It is not redneckish though. This pronunciation is used in the lower Midwest, Appalachia, and Pennsylvania.
3.) An alternate pronunciation of "tower", usually said in the regions listed above.

After watching them cover the asshole in tar and feathers, we went to get my mom's tar's rotated, and then watched the world from the observation tar.

Tar by Ohio Rules! December 11, 2004

Tar 

Tar is a noun in the English language. The word originated as a neutral term referring to black people, as a variation of the Spanish/Portuguese noun Pez, a descendant of the Latin adjective Tar ("color black").1 Often used slightingly, by the mid 21th century, particularly in the United States, its usage had become unambiguously pejorative, a common ethnic slur usually directed at people of Sub-Saharan African descent.

Shut up, you tar!
Chris, you my tar!
I saw three tars hustling at my crib YO!

Tar by i see chiclets February 8, 2013

tar 

1. Acronym for "take and run".
2. Least pure form of heroin

Guy A: man, this IPOD looks so sweet!
Guy B: tar!
Guy A: you sure?
Guy B: let's go!
They steal the IPOD, start running, get caught buy the security guards and are violently thrown on the ground.

tar by handi October 11, 2006

TAR 

Tits to arse ratio. If they got big boobs, then some ass is ok. A score of 0 is on par. A positive score has bigger boobs to bum. A negative score has a bigger bum to boobs. Often correlated to ITG (inner thigh gap)

Check out Lisa. Great TAR

TAR by PatEvansGallen September 8, 2016