1) People that jump between different livestream chatrooms telling what one streamer is doing to other streamers, what one streamer currently has to other streamers, etc.

2) It can also mean users that go from one streamer's chatroom to other streamers either to harass or abuse them.
"You guys should stop telling me what Kyle is doing. You are just being chat hoppers and I you will ban you."
by LusoWater July 4, 2021
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