a large plant-eating marsupial with a long powerful tail and strongly developed hindlimbs that enable it to travel by leaping, found only in Australia and New Guinea 袋鼠
Genus Macropus, family Macropodidae: several species 大袋鼠属,袋鼠科:数种
常用词组 have kangaroos in the (或one's) top paddock
(Austral. informal)be mad or eccentric (澳,非正式)疯狂的;古怪的
语源
late 18th cent.: the name of a specific kind of kangaroo in an extinct Aboriginal language of North Queensland