noun ar·ma·dil·lo \ˌär-mə-ˈdi-(ˌ)lō\

: a small American animal that lives underground and whose head and body are protected by a hard shell

plural ar·ma·dil·los

Full Definition of ARMADILLO

:  any of a family (Dasypodidae) of burrowing edentate mammals found from the southern United States to Argentina and having the body and head encased in an armor of small bony plates

Illustration of ARMADILLO


Spanish, from diminutive of armado armed one, from Latin armatus
First Known Use: 1577

Rhymes with ARMADILLO

ARMADILLOS Defined for Kids


noun ar·ma·dil·lo \ˌär-mə-ˈdi-lō\
plural ar·ma·dil·los

Definition of ARMADILLO for Kids

:  a small burrowing animal found from Texas to Argentina that has the head and body protected by small bony plates
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears