z-bar 

n. slang. A pill of xanax.

We drank some beer, took some z-bars, and i pretty much can't recall shit after that.

z-bar by obie October 24, 2003

Z-Bar 

Organic Clif Bar for active kids. Best Flavor is Peanut Butter.

Robert Upland and I just went mountain biking and were pooped! Luckily my mom just went to Costco and picked me up a box of Z-Bars. Woah! Chocolate Chip, my favorite!

Z-Bar by My fingers smell like butt June 23, 2009

z bar 

Z-bars are the street name for XANAX tablets.

Lemme get some Z bars? I need to slow things down some.

z bar by Gamberro Salvador January 28, 2007

Z bars

Actually.. a "Z-bar" is a term used for a 2mg bar of alprazolam (commonly produced by Upjohn Pharmaceuticals under the trade name "xanax") It is called a "Z-Bar" because Xanax is pronounced with the first syllable sounding like that of a z

Man.. I got 120 Z bars off my dealer yesterday and already ate 7!

or man.. one Z bar will have my ass knocked out.

Z bars by Urban Dictionary May 1, 2006

z bars

I just wanted to let you know that the word "Zannex" is actually spelled with an "X", "Xanex". So Z-Bars is really an X.

I got really F'ed up last night off of some z bars.(Xanex)

z bars by SLAMMINMAMMA77 October 24, 2005

z bars

Totem shaped four way zannax pills

I ate one z bar and could barely walk/

z bars by clrlt808 April 18, 2003

z bars

Handle bars with a Z bend instead of rounded, bars for custom motorcycles.

That 72 shovelhead bobber has a sick set of z bars.

z bars by mike mcnutt May 17, 2007