lights-out

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. a prescribed bedtime
• Hypernyms:
bedtime
• Part Holonyms:
night, nighttime, dark
2. (military) signal to turn the lights out
• Syn:
taps
• Topics:
military, armed forces, armed services, military machine, war machine
• Hypernyms:
bugle call