Definition of "rat-kangaroo" []

• A kangaroo-rat; any species of Hypsiprymnus. See cut under kangaroo-rat. (noun)

The Century Dictionary (Public Domain)

• "These include four species of ringtail possum (Petauridae), Australia's only two tree-kangaroo species Dendrolagus lumholtzi and D. bennettianus, and the musky rat-kangaroo Hypsiprymnodon moschatus, which is the smallest and in many respects the most primitive of the macropods."
• "Amongst the ashes many bones could be seen, particularly the lower maxillary of some species of rat-kangaroo."