water bug


Definition of water bug

: any of various small arthropods and especially insects that frequent damp or wet places: such as
c : any of various large aquatic bugs (family Belostomatidae) with the hind legs flattened and used for swimming

Examples of water bug in a Sentence

Recent Examples on the Web What’s more, water bug nymphs—whose life stage lasts up to 60 days—must be as tough as adults. National Geographic, 3 Apr. 2019 Water pollution can harm their populations, and alien species such as crayfish and bullfrogs can prey on water bugs. National Geographic, 3 Apr. 2019 Plus, Dana’s sister is in town which means tales of cats, water bugs and tiny steaks to follow. Chris Stirewalt, Fox News, 23 May 2018 These are not the tiny water bugs who float up Alpine climbs in July. Jason Gay, WSJ, 5 Apr. 2018 Junior forward Luke House, at 6-foot-4, had the unenviable task of guarding Baylor-Carroll, who danced with the ball like a water bug before making plays. Aaron Carter, Philly.com, 16 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'water bug.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of water bug

1745, in the meaning defined above

Buying Guide

Our Reviews team has selected the best bug spray.

Learn More About water bug

Time Traveler for water bug

Time Traveler

The first known use of water bug was in 1745

See more words from the same year

Dictionary Entries Near water bug

water buffalo

water bug

water bugle

See More Nearby Entries 

Statistics for water bug

Cite this Entry

“Water bug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water%20bug. Accessed 12 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for water bug

water bug


Kids Definition of water bug

: any of various insects that live in or near water or in moist places


Test Your Vocabulary

Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!