MENHADEN

[men.ha.den] n, pl -den also -dens [of Algonquian origin; akin to Narraganset munnawhatteaug menhaden] (1792): a marine fish (Brevoortia tyrannus) of the herring family abundant along the Atlantic coast of the U.S. where it is used for bait or converted into oil and fertilizer; also: any of several congeneric fishes