Chat

Menace

Someone chaotically disruptive — usually affectionately. A viewer derailing chat with bits is 'a menace to society.'

Related terms

Fanum tax
Stealing a bite of a friend's food as a 'tax,' named after streamer Fanum. Chat yells it whenever someone takes a piece of anyone else's stuff.
Opp
Opponent or enemy — a rival team, a hostile chatter, or a friend you're jokingly beefing with. 'The opps are in chat.'