Definition of bilby
: either of two burrowing nocturnal bandicoots (Macrotis lagotis and M. leucura) having a long tapered muzzle and large pointed ears —called also rabbit-eared bandicoot
Origin and Etymology of bilby
Yuwaalaraay (Australian aboriginal language of northern New South Wales) bilbi
First Known Use: 1887See Words from the same year
Seen and Heard
What made you want to look up bilby? Please tell us where you read or heard it (including the quote, if possible).