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.

Find the best smart lock for your home, ensure your doors are locked by checking an app, and stop worrying about it. You can also use a code or fingerprint for entry or remotely let in friends …

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, …

Our expert locksmiths are here to help you whether you are in an emergency situation or needing a car key duplicated. You can count on our skilled locksmiths to provide the solution you need.

Expert-recommended Top 3 Locksmiths in Laredo, Texas. All of our local locksmiths actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, …

Find electronic door locks at Lowe's today. Shop electronic door locks and a variety of hardware products online at Lowes.com.

Check each product page for other buying options. Price and other details may vary based on product size and color.

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 …

Shop Best Buy for smart locks. Manage home security remotely from your phone with smart locksets. Find keypad door locks in stores & online for your entryways.

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a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a …