Zero Dark Stupid

Originating from Zero Dark Hundred and the more well known Zero Dark Thirty; All being variations of military timings meaning midnight, or half past midnight.

Zero Dark Stupid is a generalization of these timings, meaning "at some ungodly hour in the morning".

Private Pyle had to get up at zero dark stupid and run laps around the camp, or else the DI would stomp his guts out for being a famf.