Definition of unlock
- the shock unlocked a flood of tears
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.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unlock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: to open the lock on (something)
: to find out about (something that was secret or unknown)
: to make (something) available for use
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