beer jacket 

The invisible coat you where over your tshirt/short sleeve/bare chest when walking home on a freezing night out without feeling the cold.

"Aren't you cold?"

"No i'm wearing my beer jacket!"

"Nice one"

beer jacket by justpaul February 23, 2005

beer jacket 

The ability not to feel the cold when drunk. Also know as a beer coat

"You must have been freezing last night walking home?"
"I didn't feel it. I had my trusty beer jacket on"

beer jacket by !david clarke! December 28, 2008

beer jacket 

the lack of a need for a real jacket due to the warming effects of alcohol

dude are u not cold?? no ive got a beer jacket on!!

beer jacket by Rossa O' Donovan January 28, 2009

beerjacker 

a person who takes all the beer that is left over after a drinking party

dude, she's a beerjacker, she just took the rest of our drinks

beerjacker by wordlover81 February 5, 2010