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.
First, no one had thought to make sure that the venue, a chapel in the middle of town, was unlocked. Moira Donegan, New Yorker, 13 Mar. 2026 Ivan Angulo’s pace will also be useful, unlocking more lanes for the Lions to get the ball into by spreading out the defense. Kyle Foley, The Orlando Sentinel, 13 Mar. 2026 Scientists have harnessed the power of artificial intelligence to unlock secrets hidden within the densest objects in the universe. Mrigakshi Dixit, Interesting Engineering, 13 Mar. 2026 The International Energy Agency said its member countries would unlock 400 million barrels of oil from their reserves to ease the impact of the Middle East war, the biggest such release ever. Nur Hikmah Md Ali, CNBC, 12 Mar. 2026 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 14 Mar. 2026.

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

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