wallaby, brush kangaroo(noun)
any of various small or medium-sized kangaroos; often brightly colored
Any of several species of marsupial; usually smaller and stockier than kangaroos
Origin: From wolabā, an Australian Aboriginal word from New South Wales.
any one of numerous species of kangaroos belonging to the genus Halmaturus, native of Australia and Tasmania, especially the smaller species, as the brush kangaroo (H. Bennettii) and the pademelon (H. thetidis). The wallabies chiefly inhabit the wooded district and bushy plains
Origin: [From a native name.]
A wallaby is any of about thirty species of Macropodidae family. It is an informal designation generally used for any macropod that is smaller than a kangaroo or wallaroo that has not been designated otherwise.
Chambers 20th Century Dictionary
wol′ab-i, n. a small kangaroo.—On the wallaby, On the wallaby track, out of employment, a slang Australian phrase derived from the shy habits of the kangaroo.
The numerical value of wallaby in Chaldean Numerology is: 8
The numerical value of wallaby in Pythagorean Numerology is: 4