cockroach

noun
cock·​roach | \ ˈkäk-ˌrōch How to pronounce cockroach (audio) \

Definition of cockroach

: any of an order or suborder (Blattodea synonym Blattaria) of chiefly nocturnal insects including some that are domestic pests — compare German cockroach

Examples of cockroach in a Sentence

Recent Examples on the Web

The meek won’t inherit the Earth—cockroaches and carbon-fiber truck beds will. Andrew Moseman, Popular Mechanics, "2019 GMC Sierra: The Truck That Tried to Reinvent the Tailgate," 27 Aug. 2018 The idea: Experiencing vastly larger-than-life butterflies, Madagascar hissing cockroaches, and bedbugs makes them less creepy-crawly, more relatable. Bethany Ao, Philly.com, "7 days of things to do in Philadelphia from May 20 to 26," 17 May 2018 Good strategy for the cockroaches, more troubling for us. Lisa Margonelli, WSJ, "‘Never Home Alone’ Review: The Critters Chez Nous," 28 Nov. 2018 In Florida, a cockroach climbed into a woman’s ear and lived there for nine days. Angela Chen, The Verge, "2018 in weird science, from alien conspiracies to sensory illusions," 23 Dec. 2018 Because, like the saying goes, after a nuclear war, only two species will survive: cockroaches and Cher. Keaton Bell, Vogue, "Kimye, Adam Rippon, Tina Fey, and More Came Out for The Cher Show’s Opening Night," 4 Dec. 2018 Many species of cockroaches and rats have also become nocturnal. Rob Dunn, Discover Magazine, "Our Attempts to Eradicate Insects are Just Making them Resistant to Pesticides," 16 Nov. 2018 Some species are able to fully control their hosts from the inside, forcing cockroaches or spiders to create environments best for their offspring. David Grossman, Popular Mechanics, "Fossils Show Ancient Horrifying Xenomorph-Style Insects," 29 Aug. 2018 The complaint filed by Bertonatti to a special unit of prosecutors that deals with environmental matters includes video showing rats and cockroaches in the enclosures of some of the park's animals. Luis Andres Henao, Fox News, "Giraffe, rhino deaths raise alarm at former Buenos Aires zoo," 22 Aug. 2018

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

See More

First Known Use of cockroach

1623, in the meaning defined above

History and Etymology for cockroach

by folk etymology from Spanish cucaracha cockroach

Keep scrolling for more

Learn More about cockroach

Share cockroach

Statistics for cockroach

Last Updated

19 Mar 2019

Look-up Popularity

Time Traveler for cockroach

The first known use of cockroach was in 1623

See more words from the same year

Keep scrolling for more

More Definitions for cockroach

cockroach

noun

English Language Learners Definition of cockroach

: a black or brown insect that is sometimes found in people's homes

cockroach

noun
cock·​roach | \ ˈkäk-ˌrōch How to pronounce cockroach (audio) \

Kids Definition of cockroach

: a black or brown insect that is active chiefly at night and can be a troublesome pest in homes

cockroach

noun
cock·​roach | \ ˈkäk-ˌrōch How to pronounce cockroach (audio) \

Medical Definition of cockroach

: any of an order or suborder (Blattodea synonym Blattaria) of chiefly nocturnal insects including some that are domestic pests — see blatta, blattella, periplaneta

Keep scrolling for more

More from Merriam-Webster on cockroach

Rhyming Dictionary: Words that rhyme with cockroach

Spanish Central: Translation of cockroach

Nglish: Translation of cockroach for Spanish Speakers

Britannica English: Translation of cockroach for Arabic Speakers

Britannica.com: Encyclopedia article about cockroach

Comments on cockroach

What made you want to look up cockroach? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the way words of a language are spelled

Get Word of the Day daily email!

Test Your Vocabulary

A Green Quiz

  • shamrock
  • What is the best definition of green-eyed monster?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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