A FarmVille Alarm is the mental timer inside your head which invariably causes you to drop whatever you are doing and run to your computer so that you can harvest your latest batch of crops. This reaction is completely compulsory and beyond voluntary control.
Minister: Do you take this woman to be your lawfully wedded wife.
Me: Do you hear that? It's my FarmVille alarm. Gotta find some wifi before my shit wilts!