- 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 latch
“If a reclining seat fails to latch properly it has to be taken out of service,” says Mann, costing the airline even more.Solution to Seat Rage: No More Reclining
September 4, 2014
It takes a long time for the entertainment community to latch on to a hot new trend.Silicon Valley Thinks You’re a Fool
April 2, 2014
Since its release last fall, the music video for “Latch” has already amassed over 15 million views on YouTube.Disclosure Delves Back to U.K. Garage Roots in ‘Settle’ Album Release
June 4, 2013
Which is necessary because the characters he encounters on his journey are often way too kooky—and, well, Guest-ian—to latch onto.‘Family Tree’ Brings Christopher Guest’s Mockumentary Style to HBO
May 8, 2013
Instead, we latch onto the number and use that as a symbol of everything else.Is the GDP Report Really Important?
July 27, 2012
The boy's hand had come upon a latch; he lifted it, and pushed.Weighed and Wanting
As his hand neared the latch I could see in the dim light that his movements were unsteady.The Underdog
F. Hopkinson Smith
As she laid her hand on the latch of the door, she trembled and drew back.Night and Morning, Complete
The gate was closed, but he tried it and found it on the latch.The Fortune Hunter
Louis Joseph Vance
She lifted the latch, and set her shoulder against the panel.Meadow Grass
- 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 latch
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.).