Convict meaning : 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. To find guilty (esp. religious) to convince, persuade; to cause (someone) to believe in (something)