Definition of pillbug in English:


Syllabification: pill·bug
Pronunciation: /ˈpilˌbəg
(also pill bug)


  • A wood louse that has a thick cuticle and is able to roll up into a ball when threatened.
    • Genus Armadillidium, order Isopoda
    More example sentences
    • This small crustacean is similar to the terrestrial pill bug but is aquatic and is found in only one thermal spring near Socorro, New Mexico.
    • The Crustaceamorpha includes lobsters, crabs, shrimp, pill bugs, krill, barnacles, water fleas, brine shrimp (sea monkeys), copepods, ostracods, and more - many, many more.
    • The wood louse is known in Britain by many local names - tiggy-hog, cheeselog, pill bug, chiggy pig, and rolypoly among others.

More definitions of pillbug

Definition of pillbug in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day milord
Pronunciation: məˈlôrd
used to address an English nobleman