noun The common minnow (Phoxinus phoxinus), a small freshwater fish of the carp family Cyprinidae which has a green back with black elongated blotches, commonly swimming in large shoals.
noun Chiefly with a qualifying word: That fish or any of a number of other (small) fish from the family Cyprinidae.
noun Any of those fish or other small (usually freshwater) fish from other families.
noun Synonym of galaxiid (“any member of the family Galaxiidae of mostly small freshwater fish of the Southern Hemisphere”); specifically, the common galaxias, inanga, or jollytail (Galaxias maculatus).
noun Synonym of stickleback (family Gasterosteidae).
noun A person or thing of relatively little consequence, importance, or value.
noun a team that is considered less skilled and not expected to win many, if any, of its matches.