unlock

verb

un·​lock ˌən-ˈläk How to pronounce unlock (audio)
unlocked; unlocking; unlocks
Synonyms of unlocknext

transitive verb

1
: to unfasten the lock of : open the lock on
Can you unlock the car for me?
2
: open, undo
unlock the padlock
3
: to free from restraints or restrictions
The shock unlocked a flood of tears.
4
: to furnish a key to : disclose
cracked the code to unlock the message

intransitive verb

: to become unfastened or freed from restraints

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In that scenario, keeping your first mortgage intact and using a HELOC for your borrowing needs could preserve your low rate while still unlocking equity. Brendan Dyer, CBS News, 29 Dec. 2025 For paleontologists, this partial skeleton serves as a vital key, unlocking the mysteries of how these giants evolved. Mrigakshi Dixit, Interesting Engineering, 29 Dec. 2025 But through creative scheduling and planning their PTO around holidays, an employee with just 11 vacation days could unlock 41 days in 2026, according to Holiday Optimizer, a service that provides custom vacation calendars to maximize the number of days off. Michael Cappetta, Travel + Leisure, 28 Dec. 2025 Sprouting unlocks nutrients that may support gut health and healthy bacteria. Lauren O'Connor, Health, 28 Dec. 2025 See All Example Sentences for unlock

Word History

First Known Use

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

Time Traveler
The first known use of unlock was in the 14th century

Browse Nearby Words

Cite this Entry

“Unlock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unlock. Accessed 31 Dec. 2025.

Kids Definition

unlock

verb
un·​lock ˌən-ˈläk How to pronounce unlock (audio)
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

More from Merriam-Webster on unlock

Last Updated: - Updated example sentences
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