lock1 [ lak ] verb ***
1. ) transitive to fasten something such as a door or a container, usually with a key, so that other people cannot open it:
John went out and locked the door behind him.
Have you locked the car?
lock something in something: She locked the documents in the safe.
a ) intransitive to become fastened with a lock:
The door slammed and locked.
This drawer won't lock.
2. ) intransitive if something locks in a particular position, it is firmly fixed or held in that position:
The brakes locked and the car spun off the road.
a ) transitive to lock or fix something firmly in a particular position:
He locked his arms around her waist.
3. ) transitive COMPUTING to prevent information on a computer from being changed or looked at by someone who does not have permission:
All entries are locked so no unauthorized modifications can be made.
4. ) intransitive or transitive LITERARY if two people's eyes lock, they look directly into each other's eyes
locked in an embrace
holding each other tightly:
They were locked in a loving embrace.
locked in (a) battle/debate/dispute/negotiations etc.
involved in a fight, discussion, or argument that lasts a long time:
The two sides were locked in fierce debate over the proposed merger deal.
lock horns (with)
to become involved in something such as a fight or competition with someone:
Two of the NBA's top teams will lock horns with each other tomorrow.
,lock a`way phrasal verb transitive
1. ) lock away or lock up to put something in a place or container which you fasten with a lock:
Valuable items should be locked away.
2. ) lock away or lock up to put someone in a prison, or a hospital for mentally ill people:
After the murder he was locked away for 50 years.
3. ) lock yourself away to go somewhere where you can be alone:
James locked himself away in his bedroom.
,lock `in phrasal verb transitive
to put someone in a room and lock the door so they cannot leave:
You can't keep me locked in.
She went to her hotel room and locked herself in.
lock in profits/gains etc.
to get a lasting financial benefit, for example by selling STOCKS that have gone up in value before they can go back down
,lock `into phrasal verb transitive
lock someone/something into something to involve someone or something in a system, plan, etc. in such a way that they cannot easily escape from it:
The currency is now locked into the European Monetary System.
Their strategy is to lock subscribers into long-term contracts.
,lock `out phrasal verb transitive
1. ) if a company locks out its workers, it closes their place of work so that they cannot go to work until they agree to the employer's conditions
2. ) to prevent someone from coming into a room or building by locking the door:
She locked him out of the house after an argument.
I locked myself out again could I use your phone?
,lock `up phrasal verb
1. ) intransitive or transitive to lock all the doors and windows of a building so that no one can get in:
I locked up and went to bed.
The last person to leave locks up the store.
2. ) transitive same as LOCK AWAY 1:
The documents were locked up.
3. ) transitive same as LOCK AWAY 2:
He was locked up for 12 years for armed robbery.
lock 2 [ lak ] noun **
▸ 1 for preventing opening
▸ 2 hair or group of hairs
▸ 3 hold in fighting
▸ 4 gates on river/canal
▸ 5 in computing
▸ 6 in rugby
1. ) count a part of a door, drawer, suitcase, etc. used for fastening it so that no one can open it. You usually open and close locks with a key, but if you pick a lock, you use something else to open it illegally.:
He slowly turned the key in the lock.
All the windows were equipped with locks.
a ) a piece of equipment used for preventing someone from using a vehicle, machine, etc.:
Use a steering-wheel lock for your car.
b ) under lock and key in a room or container which is fastened with a lock:
These files should be kept under lock and key.
2. ) locks plural LITERARY hair:
her flowing golden locks
a ) a lock of hair a small piece of hair from someone's head:
She cut off a lock of his hair and put it under her pillow.
3. ) count a way of holding someone so that they cannot move when you are fighting
4. ) count a place on a river or CANAL with a set of gates which open and close to allow boats in. The water can then be moved to a lower or higher level.
5. ) count something that prevents information on a computer from being changed or looked at by someone who does not have permission
6. ) count in RUGBY, a player in the second row of the SCRUM
have/get a lock on something
to have/get total control of something or understand it completely:
Both factions thought they had a lock on the latest trend.
lock, stock, and barrel
including every part of a particular thing, situation, place, etc.:
They bought out the business lock, stock, and barrel.

Usage of the words and phrases in modern English. 2013.

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