Search Result for "boat bug":
Wordnet 3.0

NOUN (1)

1. carnivorous aquatic bug having paddle-like hind legs;
[syn: water boatman, boat bug]


The Collaborative International Dictionary of English v.0.48:

backswimmer \back"swim`mer\ n. any of numerous predaceous aquatic insects of the family Notonectidae (such as Notonecta undulata) that swim on their backs and may inflict painful bites; -- also called boat bug. --[RHUD] [WordNet 1.5 +PJC]
The Collaborative International Dictionary of English v.0.48:

Boat bug \Boat" bug`\ (Zool.) An aquatic hemipterous insect of the genus Notonecta; -- so called from swimming on its back, which gives it the appearance of a little boat. Called also boat fly, boat insect, boatman, and water boatman. [1913 Webster]
WordNet (r) 3.0 (2006):

boat bug n 1: carnivorous aquatic bug having paddle-like hind legs [syn: water boatman, boat bug]