lock out

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lock out

verb locks out · locking out · locked out

  1. transitive To inadvertently prevent (a person, particularly oneself) from entering a place, by leaving it locked. I've locked myself out of my room again!

    Opposite: let in, lock in

  2. To prevent from accessing a data structure. The synchronize keyword locks out all other threads trying to access the object.
  3. transitive (industrial) To prevent (a person, including oneself) from powering up or turning on a machine when doing so would be dangerous (accomplished with objects such as padlocks or zip ties placed through the switch handle, for example)
  4. intransitive, transitive (colloquial, sometimes humorous) To be unable to concentrate. Bro, I am totally locked out on this assignment.

noun lock outs

  1. misspelling Misspelling of lockout

Translations

Every language

verb inadvertently prevent from entering a place

Portuguêstrancar para fora
Deutschaussperren
Italianoescludere, chiudersi fuori

verb prevent from accessing a data structure

Italianoescludere

noun an event in which an employer bars employees from working

DeutschAussperrung
Italianoserrata

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Cite this
MLA

"lock out." Wiktionary, via Micwyn, micwyn.com/word/lock%20out. Accessed 6 Nov. 2026.

APA

lock out. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/lock%20out

Chicago

"lock out." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/lock%20out.

BibTeX
@misc{lock_out_2026,
  title = {lock out},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/lock%20out},
  urldate = {2026-11-06}
}