lights-out

Fetched 2026-10-26 (cache).

Synonyms: lights out, light out, right-out

Antonyms: lights out, light out, right-out

Related words from Datamuse; suggestions, not definitions.

Noun

1. The time at night at which [[artificial]] lights are to be [[turn off|turned off]], a [[curfew]] or [[bedtime]].
2. The prescribed [[bedtime]] for persons living in a [[boarding school]] or staying in a [[hospital]].
3. {{lb|en|idiomatic|euphemistic}} Something [[hopeless]], {{l|en|over|id=hopeless}}; [[unconsciousness]]. {{+obj|en|:for<q:usually>+noun phrase}}<!-- usually in the form "lights out" with a space -->
4. {{lb|en|idiomatic|sports}} A decisive play. {{rfdef|en}}

Adjective

1. {{lb|en|manufacturing}} Done or performed in the [[dark]] because of a [[fully]] [[automated]] [[working environment]]. {{n-g|Often describes [[night shift]] or [[third shift]] work.}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.