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.

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In more complex mechanical lock/key systems, two different keys, one of which is known as the master key, serve to open the lock. Common metals include brass, plated brass, nickel silver, and steel. The …

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The lock on something such as a door or a drawer is the device which is used to keep it shut and prevent other people from opening it. Locks are opened with a key.

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 …

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Oct 17, 2024 · In this detailed guide, we'll examine the 14 different types of locks, looking into their unique characteristics, applications, and security each type offers. We cover everything from the …