page hanging
Page hanging is when you leave a chat open like you're king of the world and forget about everyone else. It's rude and stupid.
He left the group chat open and went to play video games. I was like, 'You're a total snob.'
She opened the chat and said, 'I'll be back soon.' Then she vanished. I was like, 'You're a total brat.'
He left the DM open and went to eat a giant burger. I was like, 'You're the worst.'