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Definition of lockout

lockout

/ˈlɑːk.aʊt/
lock · out

Plural:lockouts
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lockout Lexical Profile

lockout Game Scores & Validity

• noun

1

The temporary exclusion of employees from a workplace by their employer during a labor dispute in order to compel them to accept certain terms.

Example

"The basketball season was delayed by several months due to a prolonged lockout over revenue sharing."


2

An instance of being prevented from entering a building, vehicle, computer account, or system because of a locked mechanism, lost key, or security restriction.

Example

"Three consecutive failed password attempts will trigger an automatic account lockout for thirty minutes."


3

A safety procedure or mechanism that isolates a machine or piece of equipment from its energy source so it cannot be operated during maintenance or repair.

Example

"Technicians must follow strict lockout protocols before servicing the high-voltage industrial machinery."

Synonyms
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Antonyms
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Word Nuance & Usage

The one-word noun 'lockout' (as in 'a labor lockout') should be distinguished from the two-word phrasal verb 'lock out' (as in 'to lock out the employees'). In industrial relations, a lockout is initiated by employers to bar workers, whereas a strike is initiated by employees who refuse to work.

• Rhymes for lockout

Cite this Entry


Wordmom. (2026). Definition of Lockout. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/lockout
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