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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Replace or cut new keys for padlocks, enclosures, cabinet doors, and locksets.

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Sep 26, 2023 · Keep Your Home Safe and Secure. Locks are one of the most essential inventions throughout human history because they allow you to keep your home and belongings secure …

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Jan 23, 2026 · We evaluate the most popular models, installing and testing them in our homes to help you decide which one to buy. With an outstanding 4.5-star rating and an Editors' Choice …