Zombie Apocalypse (Latin: apocalyptus inmortuis) denotes the (total or partial) extinction of mankind by zombies
and is one of the most common subjects in movies
and computer games
Often used as an excuse by people playing zombie FPS
Movies: Resident Evil, Zombieland, Dawn of the Dead, Shaun of the Dead etc.
Games: Resident Evil, Left 4 Dead, Dead Space etc.
Father: Son, stop wasting your time with those bloody video games already!
Son: I am not wasting time, I am preparing for the Zombie Apocalypse!