- a device for holding a door, gate, or the like, closed, consisting basically of a bar falling or sliding into a catch, groove, hole, etc.
- to close or fasten with a latch.
- to close tightly so that the latch is secured: The door won't latch.
- latch on,
- to grab or hold on, as to an object or idea, especially tightly or tenaciously.
- to include or add in; attach: If we latch the tax on, the bill will come to over $100.
- latch onto, Informal.
- to take possession of; obtain; get.
- to acquire understanding of; comprehend.
- to attach oneself to; join in with: The stray dog latched onto the children and wouldn't go home.
Origin of latch
Examples from the Web for latched
Obama has latched on to the failure of the embargo to topple the Castros as justification to shuffle the deck.Obama’s One Hand Clap With Castro
December 24, 2014
As a result, American electricity generators have latched on to cleaner-burning gas.Diesel Trains May Soon Use Natural Gas Instead
The Daily Beast
May 27, 2014
Americans have latched on to snowboarding, hiking, and the new trends of showing up to work in fleeces and adventure sandals.REI CEO Sally Jewell Nominated for Interior Secretary Post
February 7, 2013
And later in life, it really became a symbolism that I latched onto.Ping Fu’s Journey from Cultural Revolution Orphan to Geomagic CEO
January 20, 2013
Petraeus, to be sure, did not save the world, but a war-weary nation, starved of heroes, has latched onto him.Ten Iraq War Legacies
The Daily Beast
August 31, 2010
Jason latched the servo-tracer on Lonnie and settled down to wait.Zero Data
But I distinctly remember that it was not only shut, but latched on the inside!The Banner Boy Scouts on a Tour
George A. Warren
It's no secret that we've latched on to quite a number of your friends.Highways in Hiding
George Oliver Smith
He latched the door, stumbled into the cabin and fell on the bed.Cat and Mouse
The door was not latched, and every thing was so quiet that I stood still and listened.Aunt Kitty's Tales
Maria J. McIntosh
- a fastening for a gate or door that consists of a bar that may be slid or lowered into a groove, hole, etc
- a spring-loaded door lock that can be opened by a key from outside
- Also called: latch circuit electronics 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
- to fasten, fit, or be fitted with or as if with a latch
Word Origin and History for latched
Old English læccan "to grasp or seize," from Proto-Germanic *lakkijanan. Not found in other Germanic languages; probably from PIE *(s)lagw- "to seize" (see analemma). In its original sense the verb was paralleled in Middle English and then replaced by French import catch (v.). Meaning "to fasten with a latch" is mid-15c. Related: Latched; latching.
a fastening for a door, etc., late 13c., probably from latch (v.).