Someone who while making out uses their teeth in a manner resembling the vicious dinosaur T-Rex. This results in large and very obvious bite wounds especially on the bottom lip.
Jimmy is such a t-rexer! My bottom lip is going to be so swollen tomorrow!
Josh: "*says the worst joke ever*"
Audience: "HAHAAHAHAHAGAGAGAGAGGAYHAHAHHAGAGAHGAAHHAHAHAHAAHHAAHHAHA... what"
Josh: ":( if you don't get the reference, justdon't laugh..."
EJ: "HAHAHAHHAHAAHHAHHAHAHAHAHAHHAHHAHHHAHAHHAHHAHAHHHAHHHAHAAAAAAA"
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.