a xanax pill that is not clean. Usually covered in belly button lint.
Yo, Andrew got so blacked out from that dirty bar last night. I heard those dirty bars are od.
by devin gardner October 21, 2011
1 more definition
a small rural bar with local redneck regulars.
We were in the middle of nowhere so we went to the dirty bars. They stink like sweat and piss.
by Joe Dirt March 11, 2005