Swl

Smirking/smiling without laughing

You: Yeah sure...
Me: Swl
You: your not funny
Me: swl

by Doof29 July 6, 2015

swl

shaking with laughter (generally used online)

Sasha: That teacher made me cry so hard that I snarfed all over the desk

Madeline: swl

by Ice Cream Is My Life April 4, 2009

SWL

shaking with laughter

Madeline: Andrey was being so funny in ballet class today.
Sasha: Really? What was he doing?
Madeline: He made all of these funny faces and was trying to be "Arabish."
Sasha: HAHAH! SWL!

by doremifasolatido November 15, 2009

swl

shaking with laughter

"Wow I am totally swl-ing right now at that weird teacher!"

by eugol January 3, 2009

SWL

Same wavelength; when you are in sync with someone else to the point where your brain waves are on the same wavelength. Generally only used in text or written down as an abbreviation, not spoken.

You're going to eat lunch there tomorrow? Me too! SWL.

by burnashburn May 11, 2018

SWL

Sternly worded letter

Instead of investigating rampant abuses of power, members of congress sent a SWL.

by pips00000000000 March 12, 2009

swl

She was like

I asked what she was doing tonight and swl I have to work.

BBB Lingo.

by BlackberryBandits October 28, 2010