English dictionary, thesaurus, translations & etymology
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verb

unlock

uhn-LOK
verb
1
To open something that is locked, such as a door or device.
"She used her fingerprint to unlock the phone."
"He unlocked the front door and let the dog out."
2
To make something available or reveal hidden potential.
"The scholarship unlocked opportunities she never thought possible."
3
In games, to make a feature or item available as a reward for progress.
"Beating the boss unlocks a new character."

How to Use Unlock

Learner’s notes

In plain EnglishTo open something locked, or figuratively to reveal or make available something previously hidden.

Common pairings
unlock the door unlock potential unlock a feature

Word Forms

unlocked past tense, unlocks plural, unlocks singular

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Fill the Gap

Can you complete this real example?

She used her fingerprint to _____ the phone.

Etymology

From Old English onlucan, "to unlock," from "un-" + "lock."

Definitions: FreeDict original editorial