Wallaroo
Pronunciation : Wal`la*roo"
Part of Speech : n.
Definition : Defn: Any one of several species of kangaroos of the genus Macropus, especially M. robustus, sometimes called the great wallaroo.
(Zo?l.)
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder