jilleroo
/ˌjiləˈro͞o
/(also jillaroo)
noun Australian informal
A young woman working on a sheep or cattle station to gain experience.For the jackeroos and jilleroos on their four days off it is just beginning....
- There you will be instructed in and practice some of the skills used by jackeroos and jilleroos.
- So here are a few shots of jilleroos doing their thing.
Origin
1940s: from the given name Jill, on the pattern of jackeroo.