lights-out (HyperDic hyper-dictionary)

English > 2 senses of the word *lights-out*:
NOUN	time	lights-out	a prescribed bedtime
NOUN	communication	lights-out, taps	(military) signal to turn the lights out

English > *lights-out*: 2 senses > noun 1, time
Meaning	A prescribed bedtime.
Part of	night, nighttime, dark	The time after sunset and before sunrise while it is dark outside
Broader	bedtime	The time you go to bed

English > *lights-out*: 2 senses > noun 2, communication
Meaning	(military) signal to turn the lights out.
Synonym	taps
Category	military, armed forces, armed services, military machine, war machine	The military forces of a nation
Broader	bugle call	A signal broadcast by the sound of a bugle

HyperDic: lights-out