stream snipe

verb2

1. •
   (Internet) To watch another person play a multiplayer game on a live stream, especially to use the knowledge gained from watching the broadcast to gain an unfair in-game advantage over the streamer or to disrupt the streamer's gameplay, or just to time when they queue up in order to join the same game.

   • It is typically frowned upon to stream snipe another person.
   • Chat, I'm blocking the screen so you don't stream snipe me.
2. •
   (Internet) To identify the location of and intrude the broadcast of an IRL live streamer.