Definition of "latch" in English

verb

1. To close or lock as if with a latch.

2. (transitive) To catch; lay hold of.

3. (databases) To use a latch (kind of lightweight lock).

4. (of a breastfeeding baby) To connect to the breast.

noun

1. 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.

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

3. (obsolete) A latching.

4. (obsolete) A crossbow.

5. (obsolete) That which fastens or holds; a lace; a snare.

6. A breastfeeding baby's connection to the breast.

7. (databases) A lightweight lock to protect internal structures from being modified by multiple concurrent accesses.

verb

1. (obsolete) To smear; to anoint.