Definition

To become secured or fastened, often referring to doors or mechanisms that prevent movement.

Example

The door locks automatically when it is closed.

Tense Forms

Conversation

Have you noticed how the doors tend to lock automatically when you close them?

Yeah, it's a bit annoying sometimes, especially when you're carrying stuff.

Right? I almost got stuck outside my apartment last week when it locked on me.

That's such a hassle! I always double-check to make sure mine is open.

Synonyms & Antonyms

Definition

A device that is used to secure something, usually operated by a key or combination, to keep it closed or safe.

Example

She turned the key to unlock the door after a long day at work.

Conversation

Did you remember to bring the key for the lock?

Oh no, I completely forgot it at home!

That's okay, we can probably find a way to open the lock without it.

Definition

To fasten something securely so that it cannot be opened or accessed without a key or combination.

Example

Please lock the door before you leave the house.

Tense Forms

Conversation

Did you remember to lock the door when you left?

Oh no, I totally forgot!

Maybe we should always check if we lock up before leaving the house.

Root Explanation

Lock → The word 'lock' originates from Old English 'locc', meaning a fastening or a means of securing something. It refers to a device used to secure an entrance or container.

Memory Tip

Think of a 'fastening' — that's what a lock does; it secures something in place.

Visually Confused Words