Is “Wallaroo” a Scrabble word?
Yes
WALLAROO
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Wallaroo
/ˌwɒləˈɹuː/
noun
1.Any of three closely related species of moderately large macropods, intermediate in size between the kangaroos and the wallabies.
2.The common wallaroo, Macropus robustus; the most common and widespread species of the three.