Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

unlock

play
verb un·lock \-ˈläk\

Simple Definition of unlock

  • : to open the lock on (something)

  • : to find out about (something that was secret or unknown)

  • : to make (something) available for use

Full Definition of unlock

  1. transitive verb
  2. 1 :  to unfasten the lock of

  3. 2 :  open, undo

  4. 3 :  to free from restraints or restrictions <the shock unlocked a flood of tears>

  5. 4 :  to furnish a key to :  disclose

  6. intransitive verb
  7. :  to become unfastened or freed from restraints

Examples of unlock

  1. Could you unlock the door for me?

  2. geneticists unlocking the secrets of DNA

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

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

  5. This class will unlock your creativity.



14th Century

First Known Use of unlock

14th century


UNLOCK Defined for Kids

unlock

play
verb un·lock \ˌən-ˈläk\

Definition of unlock

un·lockedun·lock·ing

  1. 1 :  to unfasten the lock of

  2. 2 :  to make known <Scientists are unlocking the secrets of nature.>





Seen and Heard

What made you want to look up unlock? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 11, 2016

the holder of an office

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

16.96 pounds 100 pounds 2.2 pounds 196.5 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ