water bug


any of various aquatic bugs, as of the family Belostomatidae (giant water bug).
(loosely) a large cockroach, especially the American cockroach.



Punctuation marks help make writing easy to read and understand. Some of the most important ones are the period (.), comma (,), question mark (?), and exclamation point (!). How well do you know how to use them? Find out in this quiz!
Question 1 of 10
Which punctuation mark is best for this sentence? "Can I watch a movie __"

Origin of water bug

First recorded in 1740–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for water bug

  • The gnat is a case in point: the water-bug, common in our ponds and ditches, is another.

  • You are no more than a water-bug on the surface of the river.

    Nuggets of the New Thought|William Walker Atkinson,

British Dictionary definitions for water bug

water bug


any of various heteropterous insects adapted to living in the water or on its surface, esp any of the family Belostomatidae (giant water bugs), of North America, India, and southern Africa, which have flattened hairy legs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012