A key lock. (a device requiring a key or a combination to be opened)



  • 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 waterway enclosed by gates, used for raising and lowering boats between levels.
  • The firing mechanism.
  • Complete control over a situation.
  • Something sure to be a success.
  • 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.


  • To become fastened in place.
  • To fasten with a lock.
  • To be capable of becoming fastened in place.
  • To intertwine or dovetail.
  • To freeze one's body or a part thereof in place.
  • To furnish (a canal) with locks.
  • To raise or lower (a boat) in a lock.
  • To seize (e.g. the sword arm of an antagonist) by turning the left arm around it, to disarm him.
  • To modify (a thread) so that users cannot make new posts in it.
  • To prevent a page from being edited by other users.


Opposite words

Narrower meaning words


  • From Middle English lok, from Old English loc, from Proto-West Germanic *lok, from Proto-Germanic *luką from Proto-Indo-European *lewg- ("to bend; turn"). The verb is from Middle English locken, lokken, louken, from Old English lūcan, Proto-West Germanic *lūkan, from Proto-Germanic *lūkaną. luxe.
  • From Middle English lok, lokke, from Old English locc, from Proto-Germanic *lukkaz, from Proto-Indo-European *lugnó-, from Proto-Indo-European *lewg-.
  • Cognate with Old Norse lokkr (whence Danish lok), German Locke. It has been theorised that the word may be related to the Gothic verb *𐌻𐌿𐌺𐌰𐌽 in its ancient meaning "to curb".

Modern English dictionary

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