Lock outとは 意味・読み方・使い方

動詞

lock out (third-person singular simple present locks out, present participle locking out, simple past and past participle locked out)

1. (transitive) To inadvertently prevent (a person, particularly oneself) from entering a place, by leaving it locked.

   Antonyms: let in, lock in

   Hypernym: keep out

   I've locked myself out of my room again!

2. (computing) 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)

   Coordinate term: tag out

4. (intransitive or transitive) (colloquial, sometimes humorous) To be unable to concentrate.

   Bro, I am totally locked out on this assignment.

派生語

名詞

lock out (plural lock outs)

1. Misspelling of lockout.

参考

• lock in

語源

Deverbal from lock out.

名詞

lockout (plural lockouts)

1. (labour) The opposite of a strike; a labor disruption where management refuses to allow workers into a plant to work even if they are willing.

   Antonyms: strike, walkout, industrial peace, industrial action, labor action, labour action

   • 1926, Gilbert Keith Chesterton, “The Ghost of Gideon Wise” in The Incredulity of Father Brown:

     The first was in the Babylonian halls of the big hotel, which was the meeting place of the three commercial magnates concerned with arranging for a coal lock-out and denouncing it as a coal strike, the second was in a curious tavern, having the façade of a grocery store, where met the more subterranean triumvirate of those who would have been very glad to turn the lock-out into a strike—and the strike into a revolution.

2. The action of installing a lock to keep someone out of an area, such as eviction of a tenant by changing the lock.
3. (by extension) The exclusion of certain people from a place, event, situation, etc.

   Antonym: lock-in

   It's another front-row lockout for Mercedes on the starting grid of the Japanese Grand Prix.

4. The restriction of a population to a certain area, but allowing free movement within that region, in order to prevent the spread of disease. Compare lockdown.
5. The situation of being locked out of a building.

   a locksmith who is willing to deal with emergency lockouts

6. (computing) A situation where the system is not responding to input.
7. (industrial operations) A safety device designed to prevent touching a moving part when it is under operation; a safety device to keep the power supply turned off during repairs; the standardized practice and method whereby such devices are deployed.

   Coordinate term: tagout

   lockout–tagout

8. (weightlifting) The final portion of a weightlifting motion where all applicable limbs or joints are fully extended or "locked out".
9. (weightlifting) An exercise meant to increase strength in the lockout portion of a lifting motion.
   • 2016, Christian Thibaudeau, “Tip: For Bigger Triceps, Do Heavy Lockouts”, in T-Nation:

     Tip: For Bigger Triceps, Do Heavy Lockouts

10. (politics) A form of vote splitting in a two-round voting system which a large number of candidates with similar politics prevent each other from advancing to the second round, allowing a pair of opposition candidates to face each other in the runoff.

派生語