Definition of Lock in English :

Define Lock in English

Lock meaning in English

Meaning of Lock in English

Pronunciation of Lock in English

Lock pronunciation in English

Pronounce Lock in English


see synonyms of lock


1. lock

a fastener fitted to a door or drawer to keep it firmly closed

2. curl, lock, ringlet, whorl

a strand or cluster of hair

3. lock

a mechanism that detonates the charge of a gun

4. lock, lock chamber

enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it

5. ignition lock, lock

a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key

6. lock

any wrestling hold in which some part of the opponent's body is twisted or pressured


7. lock

fasten with a lock

Example Sentences:
'lock the bike to the fence'

8. engage, lock, mesh, operate

keep engaged

Example Sentences:
'engaged the gears'

9. lock

become rigid or immoveable

Example Sentences:
'The therapist noticed that the patient's knees tended to lock in this exercise'

10. interlace, interlock, lock

hold in a locking position

Example Sentences:
'He locked his hands around her neck'

11. interlock, lock

become engaged or intermeshed with one another

Example Sentences:
'They were locked in embrace'

12. lock

hold fast (in a certain state)

Example Sentences:
'He was locked in a laughing fit'

13. lock, lock away, lock in, lock up, put away, shut away, shut up

place in a place where something cannot be removed or someone cannot escape

Example Sentences:
'The parents locked her daughter up for the weekend'
'She locked her jewels in the safe'

14. lock

pass by means through a lock in a waterway

15. lock

build locks in order to facilitate the navigation of vessels

WordNet Lexical Database for English. Princeton University. 2010.


see synonyms of lock
to fasten (a door, gate, etc) or (of a door, etc) to become fastened with a lock, bolt, etc, so as to prevent entry or exit
13. (transitive)
to secure (a building) by locking all doors, windows, etc
to fix or become fixed together securely or inextricably
to become or cause to become rigid or immovable
the front wheels of the car locked
16. (when tr, often passive)
to clasp or entangle (someone or each other) in a struggle or embrace
17. (transitive)
to furnish (a canal) with locks
18. (transitive)
to move (a vessel) through a system of locks
19.  lock horns
20.  lock the stable door after the horse has bolted
a strand, curl, or cluster of hair
a tuft or wisp of wool, cotton, etc
3. (plural) mainly literary
hair, esp when curly or fine
a device fitted to a gate, door, drawer, lid, etc, to keep it firmly closed and often to prevent access by unauthorized persons
a similar device attached to a machine, vehicle, etc, to prevent use by unauthorized persons
a steering lock
a section of a canal or river that may be closed off by gates to control the water level and the raising and lowering of vessels that pass through it
(as modifier)
a lock gate
the jamming, fastening, or locking together of parts
5. British
the extent to which a vehicle's front wheels will turn to the right or left
this car has a good lock
a mechanism that detonates the charge of a gun
7. US and Canadian informal
a person or thing that is certain to win or to succeed
she is a lock for the Academy Award
8.  lock, stock, and barrel
any wrestling hold in which a wrestler seizes a part of an opponent's body and twists it or otherwise exerts pressure upon it
10. Also called: lock forward rugby
either of two players who make up the second line of the scrum and apply weight to the forwards in the front line
a gas bubble in a hydraulic system or a liquid bubble in a pneumatic system that stops or interferes with the fluid flow in a pipe, capillary, etc
an air lock

Collins English Dictionary. Copyright © HarperCollins Publishers


see synonyms of lock
a mechanical device furnished with a bolt and, usually, a spring, for fastening a door, strongbox, etc. by means of a key or combination
anything that fastens something else and prevents it from opening, turning, etc.
a locking together; jam
an enclosed part of a canal, waterway, etc. equipped with gates so that the level of the water can be changed to raise or lower boats from one level to another
the mechanism of a firearm used to explode the ammunition charge; gunlock
air lock (sense 1)
7.  Slang
a certainty; sure thing
our team is a lock to win the title
8.  Wrestling
a hold in which a part of the opponent's body is firmly gripped
verb transitive
to fasten (a door, trunk, etc.) by means of a lock
to keep from going in or out; shut (up, in or out); confine
locked in jail
to fit closely; link; intertwine
to lock arms
to embrace tightly
to jam or force together so as to make immovable
locked gears, locked brakes
to put in a fixed position
a throttle locked in the idle position
15.  US
to equip (a canal, etc.) with a lock or locks
to move or pass (a ship) through a lock
17.  Printing
to fasten (type elements) in a chase or on the bed of a press by means of quoins
often with up
verb intransitive
to become locked
to be capable of being locked
to intertwine or interlock; link together
to close tightly and firmly
his jaws locked
to jam, as gears
to pass through the locks of a canal
a curl, tress, or ringlet of hair
2.  [pl.]; OLD-FASHIONED, Poetic
the hair of the head
a tuft of wool, cotton, etc.

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


see synonyms of lock
1. A device operated by a key, combination, or keycard and used, as on a door, for holding, closing, or securing.
2. A section of a waterway, such as a canal, closed off with gates, in which vessels in transit are raised or lowered by raising or lowering the water level of that section.
3. A mechanism in a firearm for exploding the charge.
4. An interlocking or entanglement of elements or parts.
a. Sports A hold in wrestling or self-defense that is secured on a part of an opponent's body.
b. A secure hold; control: The distributor has a lock on most of the market.
c. A sure thing; a certainty: His promotion is a lock.
v. locked, lock·ing, locks
a. To fasten the lock of: close and lock a drawer.
b. To shut or make secure with or as if with locks: locked the house.
2. To confine or exclude by or as if by means of a lock: locked the dog in for the night; locked the criminal up in a cell.
3. To fix in place so that movement or escape is impossible; hold fast: The ship was locked in the ice through the winter. She felt that she had become locked into a binding agreement.
a. To sight and follow (a moving target) automatically: locked the enemy fighter in the gun sights.
b. To aim (a weapon or other device) at a moving target so as to follow it automatically: "The pilot had locked his targeting radar on the slow-moving frigate" (Ed Magnuson).
5. To clasp or link firmly; intertwine or interlock: locked arms and walked away.
6. To bind in close struggle or battle: The two dogs were locked in combat.
a. To equip (a waterway) with locks.
b. To pass (a vessel) through a lock.
8. To invest (funds) in such a way that they cannot easily be converted into cash.
9. To arrange or secure (an interest rate) for a loan.
10. Computers
a. To end the processing of (a magnetic tape or disk) in such a way as to deny access to its contents.
b. To protect (a file) from changes or deletion.
1. To become fastened by or as if by means of a lock: The door locks automatically when shut.
2. To become entangled or jammed; interlock.
3. To become rigid or immobile: The mechanism tends to lock in cold weather.
4. To pass through a lock or locks in a waterway.
a. A length or curl of hair; a tress.
b. often locks The hair of the head.
2. A small wisp or tuft, as of wool or cotton.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.