lock

nouncountableB1UK /lɒk/ US /lɑk/

Something used for fastening, which can only be opened with a key or combination.
A mutex or other token restricting access to a resource.
A segment of a canal or other navigable waterway enclosed by gates, used for raising and lowering boats between levels.
The firing mechanism in a gun.
Complete control over a situation.
Something sure to be a success.
Synonym of Dutch book.
A player in the scrum behind the front row, usually the tallest members of the team.
A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable.
A place impossible to get out of, as by a lock.
A device for keeping a wheel from turning.
A grapple in wrestling.
A tuft or length of hair, wool, etc.
A small quantity of straw etc.
A quantity of meal, the perquisite of a mill-servant.historical
A single dreadlock.

Forms

Example sentences346 results

Lock the safe.

The lock on my drawer had been tampered with and some of my papers were missing.