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. Secure your space with our top-rated locks.

Context Explanation

Find keyless entry door locks, weatherproof combination padlocks, and specialized locks for a variety of uses. From door lock accessories like 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, and functional. 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 Master Lock is recognized around the world as the authentic, enduring name in locks, combination padlocks and security products.

Insight Material

Learn more about our extensive assortment of security solutions. With an easy-to-install Schlage keypad or touchscreen electronic keyless entry door lock, effortlessly come and go with access codes. Create and delete your own codes at the lock for trusted friends and family. Upgrade the security and comfort of your home with reliable deadbolts, doorknobs and locks from Ace. Whether you're replacing a broken knob or updating all the door hardware in your home, we've got security options you can count on.

Final Conclusion

No lock is 100 percent foolproof, but the door lock you choose depends on what you want to secure. A latchbolt or deadbolt is a good choice for a door that already has a locking door knob for additional security.