1. "The McPoyles from 'It's Always Sunny in Philadelphia' are definitely guilty of twincest."
2. Person A: "Dude, did you see those two guys going at it? They looked exactly alike!"
Person B: "Yeah, man, didn't you know? They're in a twincestuous relationship."
To collect information, passively or actively, on an individual using Twitter with the intent of using said information to meet (passively or actively) said individual in real life (IRL).
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.