The act of killing the main Protagonist You before the game ends, sometimes in the beginning, or middle of the game story line.
Guy 1: Oh my god it did it again!
Guy 2: Did what?
Guy 1: The game! It killed me off in the middle of the game! It Halfway-Bioshocked me!
Guy 2: You really need to stop playing that game . . .
by Dr.Sigma {Σ} July 19, 2016
Get the Halfway-Bioshocked mug.