Yes, tat is a word, "tat" is tying knots in thread and using a small shuttle to form lace.
It's slang and poor English for "She hasn't got a tattoo."
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It is a slang term for the word money It is a slang term for the word money It is a slang term for the word money is a slang term for the word money is a slang term for the word money
It is the Yiddish word for a woman who is not Jewish. It is slang in English, but it is not slang in Yiddish.
Dough is a slang word for money.
Cool itself, unless you are using it to mean mildly cold, is a slang word. Just because it is old slang doesn't mean that it is not still slang.
"Tapping" means the sound of a light blow or knock. Words with similar meaning include rat-a-tat, rat-a-tat-tat, rat-tat. It is a word mimicking the sound of an action.
"Shrink" IS a slang word. It means a psychiatrist. Unless you mean "TO shrink" ...
BTM is a slang acronym for "Be There Moment."
Potted is slang for very drunk.
Nothing. It is a middle east country. Not a slang word.