Meaning

The time at night at which artificial lights are to be turned off, a curfew or bedtime..

Definitions by Sense

1. The time at night at which artificial lights are to be turned off, a curfew or bedtime.
2. The prescribed bedtime for persons living in a boarding school or staying in a hospital.
3. (idiomatic, euphemistic) Something hopeless, over; unconsciousness. [(usually) with for and noun phrase]
4. (idiomatic, sports) A decisive play.
5. (manufacturing) Done or performed in the dark because of a fully automated working environment. Often describes night shift or third shift work.

Example Sentences

We were all expected to be in bed by lights-out.

It's gonna be lights out for you, pal!

Hardy landed a picture perfect right uppercut square on Padilla's jaw. It was lights out for the formerly undefeated pugilist.

Then, come November, the hunters are sitting there waiting for the unsuspecting gullible deer, and then it's lights out for the deer.

No one could really stop him in the second half and he was lights-out in OHL playoffs.

lights-out manufacturing

lights-out production

Their night shift is lights-out production. Their day shift handles tooling, setup, and staging to make sure that everything is ready for the next lights-out run.

Synonyms for lights-out

Related Words

When Should You Use Lights-out?

Use lights-out when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.

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