"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
by Feral0093 January 26, 2010
Get the lul mug.
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''
by cocksuckerr3333 November 23, 2017
Get the lul mug.
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
by nopyo March 12, 2008
Get the lul mug.
luv u loadz can say it 2 m8s or bfs/ gfs
meet ya l8r
lul zara xXx
by sofi March 20, 2005
Get the lul mug.
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!
by nikachu June 10, 2007
Get the lul mug.
coming from the word little.
shortened to become 'lul'.

adj. - short form of little
noun - used to describe something that one has feelings towards
adj- aw, what a sweet lul boy.

noun- that lul is so cute.
by Alejandra April 20, 2005
Get the lul mug.
Oh dude, want to hear something lulful? I was walking down the street and this guy had his face pressed against a store's glass and it broke! Right in his face. Haha.
by AGreekWordForName May 29, 2009
Get the lulful mug.