noun Date: 1750 any of various small arthropods and especially insects that frequent damp or wet places: as, German cockroach , water boatman , any of various large aquatic bugs (family Belostomatidae) with the hind legs flattened and used for swimming
WATER BUG
Meaning of WATER BUG in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012