pill bug

pill·bug

or pill bug P5332400 (pĭl′bŭg′)n.1. See woodlouse.2. Any of various woodlice of the family Armadillidiidae, having the ability to roll into a tight ball. Also called doodlebug, roly-poly.

pill bug

n (Animals) any of various woodlice of the genera Armadillidium and Oniscus, capable of rolling up into a ball when disturbed

pill′ bug`

n. any of various small terrestrial isopods, esp. of the genera Armadillidium and Oniscus, that can roll themselves up into a spherical shape. [1835–45, Amer.]

Thesaurus

Noun

1.

pill bug - small terrestrial isopod with a convex segmented body that can roll up into a ballslater, woodlouse - any of various small terrestrial isopods having a flat elliptical segmented body; found in damp habitatsArmadillidium, genus Armadillidium - type genus of the Armadillidiidae