: a device that holds a door, gate, or window closed and that consists of a bar that falls into a holder when it is closed and that is lifted when it is open. : a type of door lock that can be opened from the inside by turning a lever or knob but can only be opened from the outside with a key.

What is door latch meaning?

: a device that holds a door, gate, or window closed and that consists of a bar that falls into a holder when it is closed and that is lifted when it is open. : a type of door lock that can be opened from the inside by turning a lever or knob but can only be opened from the outside with a key.

What is latch and example?

Latch is defined as to fasten something closed. 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. … A spring lock on a door; specif., a night latch.