look up any word, like darude - sandstorm:
One person habitually dominating another, much like Player 1 in a multiplayer game. Usually stems from too much time in a socially-stressful environment.

Can only be treated by a punch in the face from a close friend.
Guy: *grabs the remote* we're watching this now!

Girl: ugh your Player 1-syndrome is resurfacing again!
by BadWolfFile July 27, 2010