n. Short for "piece of shit".

a gun; used for popping caps

aka: nine,heater,gun,pistol

A piece is a one of a kind work of art, made of blown glass, that you can smoke pot out of. "Piece" is also an acceptable word when at a head shop and trying not to get kicked out. "Water pipe" would also be acceptable.
Ganja smoking device examples:
1.Bong
2.Zong
3.Bubbler
4.Bowl
5.Chillin

To share a cigarette since none of our broke ass motherfucking asses can afford a goddamn pack of cigarettes.

1. A euphemism for a gun.
2. A female seen as a sexual object. A shortening of 'piece of skirt'. Offens.
3. A sandwich.
4. Drugs

getting some ass

a piece can be a good thing or a bad thing, depending on what/who you're talking about

-something thats awesome or looks good
-someone who has a fairly original personality
-someone who is a crackup
-someone who is dumb

many think a piece is short for piece of shit--which its not so anybody who thought that is a fucking dumbass and needs to be shot