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Someone who over uses drugs
“Damn, that Nathan’s a right nitty. Always on dizz
by Gangshitland September 26, 2017
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Someone who overuses drugs and smells like ass.
Tianna smoked 98 grams of weed today! Holy fuck, she is a nitty.
by bignuts3974828 January 17, 2019
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A proper scrubber who flexes in their slazenger trackies all day penging of shit
George Round said that Ben Reade was the nitty guy but everyone knows Mr Clart is the NITTY GUY!!!!
by TheBigFlexer February 11, 2019
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Some one worse than a tramp/hobo, looks like one too, lower than low!, they're snakey (2faced, even towards there mates, if they have any!) and kats for drugs (crets/will do anything to get hold of some, they need it as much as they need oxygen.)
(Kat)
nitty - can you tick me some weed i swear on my mums life i will pay you back tomorrow!?!?!

Dealer - no you said that last time and the time before that, and still no money from you!, christ how many mums do you have!?

(snakey)
nitty steals valubules from his friends and sells it to buy drugs!

(tramp/hobo)
nitty smells bad and looks a mess, hasn't had a bath since, well they've never heard of it!!

(kat)
nitty shakes where they cret for drugs so much and cant stop moving.
by shakka lakka real time! March 16, 2010
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The origin of the noun sense (“dope fiend, druggie”) is unknown, but could refer to a person who is under the influence of drugs to the extent that he or she is careless about personal hygiene and unkempt. Compare the verb nit (“to be a nitty”).
Yoooooo that homeless guy looks like a bitty cuse he got drugs in his hand

Bitch do you see that nitty begging for toilet paper on my lawn woooooah
by MAHMOOD THE MIDGET July 25, 2019
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An idiot or a dickhead, someone who thinks theyr'e cool.
"Omg did you see what Larissa said? She is such a nitty!"
by jgems September 24, 2007
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