laughing gas

Nitrous oxide. Can be bought over the internet for 'culinary purposes'. A cheap drug that makes everything funnier, usually taken in a balloon so you get oxygen as well and don't die.

Mike: Dude do you wanna buy me some laughing gas?
Brett: Shit man i'm skint you get it.

by Abraham Smith May 12, 2007

Laughing gas

Nitrous oxid,e a gas used as a propellant, in engines, and as a drug

He had apparently had access to laughing gas and fell down after inhaling it.

by The Return of Light Joker April 20, 2010

Laughing Gas

The result of laughing so hard you fart.

(Someone tells an awesome joke)
(Someone laughs & farts as a result)
"Dude, what the heck was that?"
"Aw, sorry man, it was laughing gas."

by Flamin Jeez April 23, 2009

Laughing Gas

Laughing so hard or so suddenly that one farts

Evan: Jules has laughing gas.

Chris: Like, to get high?

Evan: No, like, farting.

Chris: Lol!! (*farts*) Excuse me.

by NotDainty February 28, 2015