lul 

laughing uncontrollably loud

Sarah is so funny she made me lul!

lul by Hazza182 August 20, 2009

lul 

"Laugh Under Loud" - as opposed to "LOL" which stands for "Laugh Out Loud", lul is used to describe a slight laugh after a lame joke is told.

Chris: What else should be added to the website?
Pat: Er
Chris: Er, you mean error messages? lul

lul by Feral0093 January 26, 2010

lul 

Another version of lol(laughing out loud) but purposely spelled incorrectly . Its usually mostly seen on reddit, and twitch.

When a twitch streamer fails at the game he plays ''LUL''

lul by cocksuckerr3333 November 23, 2017

LUL 

LOL for retarded people.

Retard: WTF U MEAN 1V1 ME LUL
Normal Person: Dude, are you retarded?

LUL by Scottsc February 14, 2018

lul 

Acronym for "Laughing Utterly Loud". Mostly used online when reacting to something that is dumb and funny at the same time.

Noob1: haha i just tked my entire team

Noob2: lul

lul by nopyo March 11, 2008

lul 

luv u loadz can say it 2 m8s or bfs/ gfs

meet ya l8r
lul zara xXx

lul by sofi May 13, 2005

lul 

An abbreviation for 'laugh up lad' derived from lol 'laugh out loud'

If you are geeky enough you say either in real life.

Nerd 1: *snorts* I love NeoPets
Nerd 2: LULLL me too!

lul by nikachu July 5, 2007