chat-trapper 

Someone who forces you to have a conversation with them.

Chat-trapper: Dylan is such a chattraper, he locked me in my room for 30 minutes. UGH

chat-trapper by Ya Boy L May 15, 2016

chattrapped 

trapped in a chat with someone who you don't want to chat with on a social networking site such as facebook

I was about to log off facebook when I got chattrapped by my stupid ex-girlfriend from high school.

chattrapped by truckel5 April 17, 2009