loo 

The replacement of lol on the #adultswim chat channel on server irc.sorcery.net. It was created when a user named Allensnickname had a script on that would kick users when they said "lol." The users changed their expression of laughter to loo so they wouldn't get kicked.

<CyberEmperor1> Yo mama said that last night.
<Harlock> loo

loo by some guy December 28, 2004

Loo 

slang: Loser

Symbollically denoted by the use of the pointer finger and thumb of ones right hand to create an L shape when pressed against the forehead.

Common usage: "what a loo"

Look at that girl doing the robot...what a loo!

Loo by Cheryl E July 31, 2008

loo 

‘laughing out oxygen’. when you see something funny but not laugh worthy so you exhale out of your nose.

person 1: i got a girlfriend.

person 2: loo. no way.

loo by makenna c March 25, 2019

Loo 

A much shorter way to say "I have large breasts" to save time and effort.

Guy: Hey there
Girl: Loo!
Guy: Oh... yes you do have large breasts

Loo by Water LOO May 16, 2011

loo 

a substance that is smoked, giving the smoker a high from contents which include THC, also called marijuana or cannabis.

This loo is really dank

Can I get a dime bag of your best loo?

loo by Nater_tatertot February 16, 2010

loo 

Being so dumb that you cant even wipe your on butt

your mom exposes you on instgram because your so loo

loo by ..// May 6, 2019

loo 

the peak of awesomeness; the awesomest thing ever

The new movie was the loo.

loo by emoxnerd July 30, 2010