sow bug

[sou]

noun

any of several small, terrestrial isopods, especially of the genus Oniscus; wood louse.

Origin of sow bug

First recorded in 1740–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for sow bug

sow bug

noun

US and Canadian any of various woodlice, esp any of the genera Oniscus and Porcellio

Word Origin for sow bug

C18: from its resemblance to a pig in shape
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