lights-out
- n a prescribed bedtime
- n (military) signal to turn the lights out
- After following the kids for one year, the researchers report that teens who used their cell phone more than once a week after lights-out were five times more likely than kids who .
- Dorm mothers enforced the rules, and executed a strict "lights-out" policy (which also helped trim electricity bills).
- Even at Oklahoma! the playgoers showed up with transistor sets, listening with earplugs, and at nearby San Quentin the warden postponed the lights-out of 11:15 p.