look up any word, like sex:
 
2.
Abstaining from drinking alcohol.
From The Shining (film)

Jack Torrance: Here's to five miserable months on the wagon, and all the irreparable harm it has caused me.
by mtakil July 03, 2005
83 46
 
1.
A colloquialism generally referring to an alcohol abuser's sobering up time. Can also be used as a general reference to refraining from any bad habit, i.e. diet or drug usage. Closely related to fell off the wagon.
1. "Hey Bill, you wanna do whiskey shots tonight?" "Sorry Bob, I'm on the wagon."
2. "Hey Jim, you sticking to that Atkins diet thing?" "Yup, I'm still on the wagon."
by Drinkin' again January 19, 2005
125 38
 
3.
refraining from the drinking of alcohol
From 2012

Tony: After 25 years on the wagon! Are you out of yo' mind?
by misterblah August 07, 2011
11 7