Definition of jillaroo in English:

jillaroo

noun

Australian
informal
  • A female novice on a cattle station or sheep station.

    • ‘Rachael Treasure - kelpie trainer, cattle farmer, jillaroo - couldn't live anywhere but in the country.’
    • ‘Working as a jillaroo and rural journalist proved to be great fodder for her first novel Jillaroo, which is taking both country and city readers by storm.’
    • ‘It may be clichéd, and it's certainly hard work, but nothing immerses you in outback life quite like a jackaroo (or jillaroo) training course.’

Origin

1940s: from the given name Jill, on the pattern of jackaroo.

Pronunciation:

jillaroo

/ˌdʒɪləˈruː/