Definition of "latch" []

  • A fastening, as for a door or gate, typically consisting of a bar that fits into a notch or slot and is lifted from either side by a lever or string. (noun)
  • A spring lock, as for a door, that is opened from the outside by a key. (noun)
  • To close or lock with or as if with a latch. (verb-transitive)
  • To have or be closed with a latch. (verb-intransitive)
  • To shut tightly so that the latch is engaged: a door too warped to latch. (verb-intransitive)
  • A fastening for a gate or door that consists of a bar that may be slid or lowered into a groove, hole, etc (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A spring-loaded door lock that can be opened by a key from outside (noun)
  • A logic circuit that transfers the input states to the output states when signalled, the output thereafter remaining insensitive to changes in input status until signalled again (noun)
  • To fasten, fit, or be fitted with or as if with a latch (verb) (c) HarperCollins Publishers Ltd 2016

Use "latch" in a sentence
  • "If the door opens inward the latch is the right way for the look to be on the outside"
  • "Now will McCain latch on to the stupid ideas that it will increase the number of tatoos?"
  • "The latch is locked in place with a snap, which can be opened by squeezing ..."