water bug
noun(water bug)
any of various small arthropods and especially insects that frequent damp or wet places: such as
water bug
noun(water bug)
german cockroach
water bug
noun(water bug)
water boatman
water bug
noun(water bug)
backswimmer
water bug
noun(water bug)
any of various oval flattened aquatic bugs (family Corixidae) of fresh or brackish water with fringed hind legs modified into paddles
water bug
noun(water bug)
any of a family (Belostomatidae and especially genus Lethocerus) of very large predatory aquatic bugs capable of inflicting a painful bite