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5.
1/8 Ounce of cocaine, speed or ketamine.
ie 3.5 grams.
"We railed an 8ball in the bathroom of the club."
by Diego August 26, 2003
 
1.
More specifically for 3.5 grams of cocaine
I need an 8-ball for new years.
by Anonymous January 18, 2003
 
2.
n.
1. One eighth of an ounce, or 3.5 grams of cocaine (see llello; yayo).

2. Olde English 800 malt liquor (usually 40oz bottle)
They greet me with a 40 and I start drinkin.
And from the "8-ball" my breath start stinkin.

-Eazy-E
by Matt Hoyt February 10, 2004
 
3.
1/8 of an ounce (approximately 3.5 grams) of powder cocaine.
How much for an 8-ball?
by Lysergsaure August 07, 2006
 
4.
specifically one-eighth ounce of cocaine
We did up an 8-ball last night.
by Snif December 24, 2002
 
6.
1/8th of a oz. of cocaine
I'm gettin a 8ball this weekend, I can't wait!
by Nose April 16, 2003
 
7.
3 and 1/2 grams of cocaine
yo that 8ball is gonna make this party great
by mike July 21, 2003