jillaroo means A female jackaroo, a woman who does the job of a jackaroo. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
noun
- A female jackaroo, a woman who does the job of a jackaroo.“2001, Vivienne Cleven, Bitin′ Back, author biography, title page,
She left school at thirteen-years-of-age to work with her father as a jillaroo: building fences, mustering cattle, and working at various jobs on stations throughout Queensland and New South Wales.”