People who doesn't contribute to a conversation in any meaningful way and clutter the conversation
Usually can be identified by their excessive use of "Lol","Lmao" or by saying random sentences in contrary of a conversation is taking place
Steve: Have you seen the new movie?
Paul: Lol
Fred: Yeah and it was trash
Paul: Lmao
Steve: oh.
Paul: Lol
Fred: You're such a Conversation mites Paul, shut the fuck up