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The meaning of LOCK is a fastening (as for a door) operated by a key or a combination. How to use lock in a sentence.

A heavy-duty combination lock or a padlock can secure outdoor storage, fences, self-storage units or lockers, keeping your belongings safe. When purchasing a combination lock, choose one with set …

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Define lock. lock synonyms, lock pronunciation, lock translation, English dictionary definition of lock. n. 1. A device operated by a key, combination, or keycard and used, as on a door, for holding, closing, or …

Lock definition: a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, …

LOCK definition: 1. a device that prevents something such as a door from being opened and can only be opened with a…. Learn more.

What are some popular services for keys & locksmiths? What are people saying about keys & locksmiths services in Harrisonburg, VA? "I just bought a new house and needed my locks rekeyed. …

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Nov 26, 2025 · Our new top pick is the Schlage Arrive Smart WiFi Deadbolt, due to its combination of robust hardware, simple installation and controls, top-tier security, and overall reliability. The Yale...