verb

lock

to lock

Don't forget to lock the door.

Don't forget to lock the door.

He locked his keys in the car.

He locked his keys in the car.

to lock ((sth.)) to fasten something with a lock Please lock the gate.

to lock ((sth.)) ((in a place)) to trap something somewhere by locking She locked the dog in the house.

Synonyms: secure, fasten, bolt; Antonyms: unlock, open

From Old English 'lucan' meaning 'to close, to fasten'. Related to the noun 'lock'.

This is the action you do with a key and a 'lock' (the noun).

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.