can on bus spelled backwards "can on bus"... can or nac reffering to dip or smokeless tobacco as code word to keep from upper status people from finding out
by big daddy schlab May 25, 2010
Get the sub no nacmug. N-Acetyl-Cysteine, (NAC), is the antidote administered to a patient suffering from an accidental or suicidal overdose of acetaminophen.
Dr Burke looked at me and said, "This patient overdosed on apap what should we do?" I said, "Give him a NAC Snack."
by Joe Prete October 11, 2007
Get the NAC Snackmug. Someone who comes from the small East Texas town of Nacogdoches but is trashy. Nac Rats get drunk and start stuff, they never really leave, and they're low class.
Guy 1: Did you see that guy? He's so hillbilly.
Guy 2: Don't mind him, he's a Nac Rat. It's what they do.
Guy 2: Don't mind him, he's a Nac Rat. It's what they do.
by Dragonclaw01 April 18, 2019
Get the Nac ratmug. 
by the most smart and correct April 22, 2020
Get the Nac-nudmug. 
by shit mc D July 20, 2016
Get the Nig-nacmug.