csl 

cock sucking lips. a handy abbreviation which is specially useful when describing someone within cuffing distance who you don't want to know what you are talking about

look at the csl's on that!

csl by Anonymous May 22, 2003

csl 

can't stop laughing

I csl when someone tells a joke..

csl by sameer0030 August 25, 2010

csl 

can’t stop laughing, but in a grsly manner.

Sylv: Matt can I have some of your warbutons toastie white bread?
Matt: Yer sure you can Sylv, but it’s mouldy.
Sylv: No problem, do you have any left over pizza crusts instead?
Matt: No csl.
Luke: Grsl.

csl by ilikeherbutshehasboyfriend October 15, 2021

csl 

cant stop laughing

new IM phrase that actually is a new 'lol' seen as that is overused....

erick: are you gay?
mike: yer
erick: haha csl

csl by craig and rachel November 11, 2008

CSL 

1. a physical characteristic of a person indicating prompt, attentive and mind-blowing oral-clitoral stimulation.

2. clit sucking lips.

That kid has some mad CSLs.

CSL by fourcarats July 25, 2010

CSL 

csl stands for can't stop laughing, it was invented by ophelia heather and said to jasmine quinn in 2017 and has been used ever since

oh my god that's so funny!!! I csl😂

CSL by Girl Undercover February 20, 2017

CSL 

Can't stop Laughing!

guy1: generic xyz funny comment
guy2:CSL!!!!

CSL by CSLOL MAN June 5, 2015