An acronym that stands for, "Laughing my cats off." Originating from the geeky MacRumors forums where a member laughed so hard, his/her cats were scared off the bed.
"Dude, I heard that Apple's gonna release a PowerBook G5 next Tuesday!"
Let me get some of that,while candy was being passed around at summer camp two anonymous teenagers allegedly over heard a large girl who couldn't wait her turn rudely say "let me get some of that". From then on she was known as LMGSOT. It can also meananything good or anything bad. But when it is used in a negative context is is used sarcastically.
Wow! that girl is smokin, LMGSOT.
or
Wow! look how fugly that girl is, LMGSOT!
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.