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.

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, …

From door lock accessorieslike spare strike plates, lockout devices, or decorative knobs to state-of-the-art commercial door lock sets, we've got it. Make your front door locks secure, beautiful, …

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.

If your key happens to break inside the lock, we assist you by carefully extracting the broken key fragments without causing damage to your properties. We also help you to work a new and …

This product can be controlled with your voice through Alexa-enabled devices such as Amazon Echo and Amazon Tap. This product has sustainability features recognized by trusted …

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 …

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a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a …

Take our quiz to find the perfect Yale Assure Lock® 2 that fits into your life and complements your favorite door style, paint colors, and matching door hardware.

Simply walk up to your door, and your door unlocks, all without you lifting your hand. Dual infrared sensors ensure it works in any lighting conditions, even at night. It is our job to make sure you …