1) Slang for jamming - to have a jam session - in music or other creative works. Make something out of nothing based on skills, creativity and enthusiasm.
1) They were yammin all night in the studio and came up with some real good new material.
by Gaffel Grot February 17, 2006

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Top Definition
The Act of a male sexually destroying a female . The Act of Giving a Female Them Yamms
I Be yammin Dem Hoes.
by Justin Rivers November 05, 2006

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to dunk the shit out of people, to be a cold ass baller who literally slaps people in the forehead while he is shootin and then sticks his nuts in their face when hes dunkin
baller: look out son im takin off on yall again

goon: damn that dude was yammin on me all game
by Auneeezy October 11, 2005

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to eat somethin', basically meanz ''eatin''
am goin out yammin tonight blud
by Namasta Teknique November 28, 2003

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1.) the act of dunking on someone in a basketball game.

2.) the act of stealing.

3.) to copy.

4.) to eat excessively.
1.) Yo! did u see Amare Stoudamire yammin' on Yao Ming last night?

2.) Yo, I think that whore that be selling them computers be yammin' them bitches.

3.) Yo, Why the fuck each time i wear black he wear black! Homeboy be yammin' like shit

4.) Ay Yo, i was yammin' at McDonalds today.
by RickeyBaltimore November 25, 2005

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