From Longman Dictionary of Contemporary Englishlocklock1 /lɒk $ lɑːk/ ●●● S2 W3 verb 1 fasten something [intransitive, transitive]SHUT/CLOSE to fasten something, usually with a key, so that other people cannot open it, or to be fastened like this Did you lock the car? I can’t get this drawer to lock.2 keep in a safe place [transitive always + adverb/preposition]SHUT/CLOSE to put something in a place and fasten the door, lid etc with a keylock something in something Lock the cat in the kitchen.3 fixed position [intransitive, transitive]TTC to become fixed in one position and impossible to move, or to make something become fixed The wheels suddenly locked.lock something around/round something He locked his hands around the younger man’s throat. A moment later they were locked in an embrace
(=holding each other very tightly in a loving or friendly way). Their eyes locked together
(=they could not look away from each other) for an instant.4 fixed situation [transitive] if you are locked in a situation, you cannot get out of itbe locked in/into something The two groups are locked in a vicious cycle of killing. The company is locked into a five-year contract. Grammar Lock is usually passive in this meaning.5 → be locked in battle/combat/dispute etc6 → lock arms7 → lock horns (with somebody) —lockable adjective → lock somebody/something ↔ away → lock in → lock onto something → lock somebody ↔ out → lock up→ See Verb table
Examples from the Corpuslock• She was just chewing her dinner and her jaw locked.• She went over and tried one of the handles, but the cabinet was locked.• Once he had forgotten to lock Mr Corcoran's office and had been harshly reprimanded.• Lock the brakes before you take him out of the stroller.• Don't forget to lock the car.• The colored aide and the blond one took me downstairs and let me on to our ward and locked the door behind me.• Lock the door when you leave.• Wu panicked and locked the door.• As she left the house she locked the door.• As I said it, I jumped back in the bathroom and locked the door.• He locked the safe and put the key in his pocket.• That's what Lee had gone home to check, that Caspar was locked up.locked in an embrace• And when that happens, you will surely see Switzer and Jones locked in an embrace.• Simultaneously they turned to face one another and a moment later they were locked in an embrace.• Ljungberg falls in the box with Babayaro locked in an embrace from behind.be locked in/into something• We were locked in a grid four lanes wide.• Read in studio Voice over Two schools for children with special needs are locked in an argument over whether or not they should merge.• The implication is that scanning systems should not be locked into continuous data on limited sectors of the environment ...• In reality, the females are locked in fierce and intense competition.• At Motown, electric guitars, sometimes as many as four, were locked in intricate patterns.• The Ballet and the cavernous, gilt-trimmed Wang are locked in symbiotic, occasionally contentious embrace.• However, some critics have expressed doubts over whether future governments can be locked into the promises.• More often, Washington and Pretoria are locked in warm embrace.