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.

Solve many security issues with the right lock. A heavy-duty combination lock or a padlock can secure outdoor storage, fences, self-storage units or lockers, keeping your belongings safe.

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

Master Lock is recognized around the world as the authentic, enduring name in locks, combination padlocks and security products. Learn more about our extensive assortment of …

Sep 26, 2023 · Locks are commonly used when traveling to ensure that the items in your luggage are safe during transit. This guide breaks down eight common types of locks, including the …

Kwikset is a secure door lock industry leader & innovator in home safety with keyless entry and re-keying technology for residential and commercial door hardware

Dec 9, 2025 · After 40 hours of research and interviews with locksmiths and security experts, the Schlage B60N deadbolt is the best door lock for most homes.

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a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a …