Definitions by poptartunicorn

SALS 

Smiling and laughing slightly. Can be used as a replacement for LOL. Most of the people typing "LOL" never actually laugh out loud, that's where SALS comes into play.
Thought to be originated from imgur.

Person1: "Schrodinger's cat walks into a bar, and doesn't."
Person2: "SALS"

SALS by poptartunicorn September 19, 2011