51Թ

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pill bug

noun

  1. any of various small terrestrial isopods, especially of the genera Armadillidium and Oniscus, which can roll themselves up into a spherical shape.


pill bug

noun

  1. any of various woodlice of the genera Armadillidium and Oniscus, capable of rolling up into a ball when disturbed
“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
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51Թ History and Origins

Origin of pill bug1

An Americanism dating back to 1835–45
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Example Sentences

Examples have not been reviewed.

A new species of giant deep-sea isopod—a cousin to the common pill bug but more than 10 inches long—was found hiding in plain sight.

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I pulled the board up, releasing boll weevils, pill bugs, and a small spider from their homes.

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Instead, worms rely on a village of bacteria, molds, fungi, pill bugs and other beneficial microbes to break down the food so they can eat it with their microscopic mouths.

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The air had a strange smell to it, too—maybe the space behind the bookcase was full of dead centipedes and millipedes and pill bugs.

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Like trilobites, three-banded armadillos, pill bugs, hedgehogs and other animals, the chiton can roll itself into a ball.

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