armadillo bug

noun

A common name for several species of woodlouse (such as those in family Armadillidiidae) that roll into a ball when disturbed.

Meanings

nounarmadillo bug (plural armadillo bugs)

plural armadillo bugs

  1. A common name for several species of woodlouse (such as those in family Armadillidiidae) that roll into a ball when disturbed.

    At Tulpehocken Street, playing in the woodpile by the stable, the creature, which I called an armadillo bug, somehow got into my ear.

    1946, Cornelius Weygandt, On the Edge of Evening, →OCLC, page 21
    1 more example

    Dad held his breath while Pam rolled over like an armadillo bug. Mom stood up from her chair and wandered to the edge of the porch watching, but Pam wasn't hurt. She hadn't even let go of the ball!

    2003, Helen Kay Polaski, Forget me Knots... from the Front Porch, →ISBN, page 70

    Synonyms: pill bug, roly-poly

Synonyms & antonyms

nounA common name for several species of woodlouse (such as those in family Armadillidiidae) that roll into a ball when disturbed.

Also see

Origin

From armadillo + bug, owing to its resemblance to the mammal in form and certain behaviors.

Full word history & related roots →

Rhymes & wordplay

Rhymes with armadillo bug

All rhymes →
Cite this entry
APA

armadillo bug. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/armadillo%20bug

MLA

“armadillo bug.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/armadillo%20bug. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “armadillo bug,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/armadillo%20bug.

Source: armadillo bug on Wiktionary, CC BY-SA 4.0.