*mojarra*

n. [ Sp. ] Any of certain basslike marine fishes (mostly of tropical seas, and having a deep, compressed body, protracile mouth, and large silvery scales) constituting the family Gerridae, as Gerres plumieri, found from Florida to Brazil and used as food. Also, any of numerous other fishes of similar appearance but belonging to other families. [ Webster 1913 Suppl. ]