lesser weever

noun

1. See under weever(def 1).

noun

1. either of two small, European, marine fishes of the genus Trachinus, T. draco (greater weever) or T. vipera (lesser weever), having highly poisonous dorsal spines.
2. any fish of the same family, Trachinidae.

noun

1. any small marine percoid fish of the family Trachinidae, such as Trachinus vipera of European waters, having venomous spines around the gills and the dorsal fin