Cuckold

Part of speech: noun (n.)

1. A man whose wife is unfaithful; the husband of an adulteress. Shak.

2. A West Indian plectognath fish (Ostracion triqueter).

3. The cowfish.

Part of speech: verb (v.)

To make a cuckold of, as a husband, by seducing his wife, or by her becoming an adulteress. Shak.