convict

(law) A person convicted of a crime by a judicial body.

A person deported to a penal colony.

The convict cichlid (Amatitlania nigrofasciata), also known as the zebra cichlid, a popular aquarium fish, with stripes that resemble a prison uniform.

A common name for the sheepshead (Archosargus probatocephalus), owing to its black and gray stripes.