wallaby

noun

wal·​la·​by ˈwä-lə-bē 

plural wallabies also wallaby

: any of various small or medium-sized kangaroos (especially genus Notamacropus) compare rock wallaby

Illustration of wallaby

Examples of wallaby in a Sentence

Recent Examples on the Web

The nation is known for its conservation-forward image, but Pardington believes more investment is needed to stop invasive species like wallabies and possums (both of which were introduced from Australia). —Tom Page, CNN Money, 19 Mar. 2026

The San Diego study began after a 7-year-old parma wallaby that was born and raised at the zoo began showing symptoms of infection in December 2024. —Caleb Lunetta, San Diego Union-Tribune, 7 Mar. 2026

Also up in the Adelaide Hills, Cleland Wildlife Park gives visitors the chance to interact with some of Australia’s most iconic animals, including kangaroos, wallabies, and koalas. —Elizabeth Rhodes, Travel + Leisure, 4 Feb. 2026

Mobs of kangaroos and wallabies are easy to spot lounging in open fields during golden hours. —Laura Kiniry, Condé Nast Traveler, 28 Jan. 2026

Word History

Etymology

Dharuk (Australian aboriginal language of the Port Jackson area) walabi, waliba

First Known Use

circa 1798, in the meaning defined above

Phrases Containing wallaby

• rock wallaby

Kids Definition

wallaby

noun

wal·​la·​by ˈwäl-ə-bē 

plural wallabies also wallaby

: any of various small or medium-sized kangaroos