Dawg don’t even trip if u ain’t showered these thots at this bar will def b down to chug a sour beer.
by Nachopp October 27, 2022

when drinking milk you though was going to bad on a certain day, but you learned that day was some time ago.
Person: "Uh oh, my milk is going bad today!"
Bob: "Well give it an expiration chug!"
Person: "Gulps" "Dude, im thinking that was a post-expiration chug"
*Loud Barf"
Bob: "Well give it an expiration chug!"
Person: "Gulps" "Dude, im thinking that was a post-expiration chug"
*Loud Barf"
by nOmega November 24, 2009

by Murder9 November 5, 2018

After butt chugging a beer, your remove the funnel, put it in a friends mouth and they chug the beer out of your ass.
"Yo man, can you believe Blake just upsidedown butt chugged that from Averys ass" upsidedown butt chug
by TomPizzle February 10, 2017

Consuming large quantities of alcohol with your best pals and not including unfamiliar acquaintances. Usually accomplished in a more private setting i.e. a man cave.
by colonia December 10, 2010

when drinking milk you though was going to bad on a certain day, but you learned that day was some time ago.
Person: "Uh oh, my milk is going bad today!"
Bob: "Well give it an expiration chug!"
Person: "Gulps" "Dude, im thinking that was a post-expiration chug"
*Loud Barf"
Bob: "Well give it an expiration chug!"
Person: "Gulps" "Dude, im thinking that was a post-expiration chug"
*Loud Barf"
by nOmega November 24, 2009

by simplyjames May 6, 2016
