Meaning & use
locked
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“locked” is a form of “lock”. See that entry for the full set of meanings.
Meanings
adjectivenot comparable
Fastened with a lock so that it cannot be opened without a key or code.
Grammar: Used after a verb like 'be', 'get', or 'keep': The door is locked. It is not used before a noun in this sense.
Patterns
- be locked
- get locked
- keep something locked
The front door was locked, so we had to wait outside.
Make sure the safe is locked before you leave.
I can't get into my account because it's locked.
adjectivenot comparable
Firmly fixed in one position and unable to move.
Grammar: Often used after 'be' or 'become': The wheels are locked. It can also be used before a noun in fixed phrases like 'locked position'.
Patterns
- be locked in position
- become locked
- locked in a struggle
The two cars were locked together after the crash.
His eyes were locked on the screen.
The players were locked in a tight race for first place.
verbtransitive or intransitive
Past tense and past participle of 'lock'; fastened something with a key or code.
Grammar: As a verb, it takes an object when you lock something: She locked the door. It can also be intransitive: The door locked automatically.
Patterns
- locked something
- locked something up
- locked the door
She locked the door before going to bed.
He locked his bike to the fence.
The system locked automatically after three wrong passwords.
Common combinations
- locked door
- We stood outside the locked door, waiting for someone to let us in.
- locked in a room
- The cat was accidentally locked in the bedroom all day.
- locked up
- The prisoners were locked up for the night.
- locked on target
- The missile was locked on target.
Synonyms and how they differ
- secured
- Secured is more formal and can mean protected in other ways, not just with a lock.
- bolted
- Bolted means fastened with a bolt, a specific type of lock.
- sealed
- Sealed means closed tightly, often to keep air or water out, not necessarily with a lock.
Opposites
Word family
Commonly confused: locked or lock?
locked vs lock
Lock is the base form (to lock), while locked is the past tense or past participle (locked the door, the door is locked).
Practice
Choose the correct sentence.
Choose one answer.
The past tense 'locked' is correct because the action happened before leaving. Option 1 uses the base form 'lock' with a third-person singular subject, which is wrong. Option 2 uses 'locking' without an auxiliary verb, and option 3 uses the base form 'leave' instead of 'leaving'.
Make it your own
Write a sentence using “locked”, then check it and compare it with the examples above.