Multi-layered ecstasy pills. Commonly found at raves.
Wanna buy a triple-stack butterfly for $20?

Wanna parachute some stacks and roll for a few hours?
by addict7 June 27, 2006
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to fall over or crash badly resulting in great injury or damage
Stu: How did you break your legs?
Al: I was running down the stairs and i stacked it big time
by Wise Man July 15, 2003
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Ay Man, this icy weather is killin' my money! I lose a stack every day I don't work. I'm finna find another hustle, fa real!
by Terry Bad Ice January 30, 2019
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A measurement of heroin or fentanyl equal to one hundred individual wax bags. Usually rubber banded into ten "bundles" of ten bags each which are then rubber banded again until the bags are lined up in a stack.
Dope man: "you looking to get a bundle bruh?"

Custy: "nah homy, it's tax time. I'm grabbing me a stack."
by Alice_Dee February 20, 2022
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When someone wears lots of necklaces, rings or accessories. Someone who dresses with a more is more attitude. Someone who is flashy and extra. Looks like a million bucks. She likes stacks on stacks.
She looks so stacked.
by GirlpowerDJ September 27, 2020
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Having massive chestacles, reffered to a female, or even possibly a shemale, and when being insulting, a fat guy.
Sweet fuck that slut is stacked!
by oh guess who mother fucker February 26, 2007
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a competitive game where chicks (usually naked) lay on top of each other. The stack with the most ladies is the victor.
Note: can be dangerous
Shawty, did you see the stacking throw down las night? The record was twelve honies high!
by skeet_machine March 20, 2008
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