What is the meaning of Latch?

To close or lock as if with a latch.

To catch; lay hold of.

To use a latch (kind of lightweight lock).

A fastening for a door that has a bar that fits into a notch or slot, and is lifted by a lever or string from either side.

An electronic circuit that is like a flip-flop, except that it is level triggered instead of edge triggered.

A latching.

A crossbow.

That which fastens or holds; a lace; a snare.

A breastfeeding baby's connection to the breast.

A lightweight lock to protect internal structures from being modified by multiple concurrent accesses.

To smear; to anoint.

Source: wiktionary.org