The offensive words written by users who have nothing more to do than insult other users, usually the kind, humorous and intelligent regulars.
"Thanks threadfriends for hosing the threadscum away from me while I was away."
"I see my threadstalker is posting threadscum as usual."
"Put on your waders, the threadscum is getting deep here."
"Only he can take going green as a plea to create more threadscum."