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Dictionary Entry

lock

noun

Find the meaning of the word lock, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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1

Meaning

Dictionary meaning in a clear, student-friendly format.

A mechanism used to fasten or secure something, such as a door or container, preventing it from being opened without a key or code.

Example Sentence

Make sure to lock your bicycle securely when you leave it outside.

Usage Note

Used to secure doors, gates, vehicles, or containers to prevent unauthorized access and protect property or personal items.

Antonyms