The definition of a latch is a hook, bar or other mechanism that causes a door or cupboard to close and stay closed.(noun)
A metal bar that keeps a gate from opening is an example of a latch.
Latch is defined as to fasten something closed.(verb)
When you close a gate and fasten a metal bar to keep it from opening, this is an example of when you latch the gate.
See latch in Webster's New World College Dictionary
Origin: ME lacche < lacchen, to seize, catch hold of < OE læccan < IE base *(s)lagw-, to grasp, seize > Gr lazesthai, to take, lambanein, to seize
transitive verb, intransitive verb
See latch in American Heritage Dictionary 4
Origin: Middle English latche
Origin: , from lacchen, to seize
Origin: , from Old English lǽccan.
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