Define Thatguy Meaning

Thatguy

Stop being such a fucking thatguy.
By Allina
ThatGuy
An Overall average looking guy, that dresses simply with a boring personality that is dating the hottest girl in the room.

Guy1: What does she drink? Pointing to a girl
Bartender: Be Careful she's sitting with her boyfriend
Guy1: ThatGuy? She's Dating Him? Really? Ok
By Dannie