water bug

noun
Updated on: 15 Apr 2018

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

Recent Examples of water bug from the Web

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

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WATER BUG Defined for English Language Learners

water bug

Definition of water bug for English Language Learners

  • : a small insect that lives in or near water


WATER BUG Defined for Kids

water bug

noun

Definition of water bug for Students

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

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