unlock

verb

un·​lock ˌən-ˈläk 

unlocked; unlocking; unlocks

transitive verb

1

: to unfasten the lock of

2

: open, undo

3

: to free from restraints or restrictions

the shock unlocked a flood of tears

4

: to furnish a key to : disclose

intransitive verb

: to become unfastened or freed from restraints

Synonyms

• loose
• loosen
• release
• uncork
• unleash
• unloose
• unloosen

Examples of unlock in a Sentence

Could you unlock the door for me?

geneticists unlocking the secrets of DNA

The material's potential was unlocked only through extensive testing.

How can I unlock my computer if I've forgotten the password?

This class will unlock your creativity.

Recent Examples on the Web

In any case, the 2024 Moto G 5G Stylus goes on sale on May 30th for $399 unlocked. —Allison Johnson, The Verge, 9 May 2024

That designation would unlock more resources, clinical trials and state of the art treatments. —Deirdre Walsh, NPR, 8 May 2024

Word History

First Known Use

14th century, in the meaning defined at transitive sense 1

Kids Definition

unlock

verb

un·​lock ˌən-ˈläk 

ˈən-

1

: to open or unfasten through release of a lock

unlock the door

the chest won't unlock

2

: to set free : release

unlock a flood of emotions

3

: to make known

scientists unlocking the secrets of nature