noun, plural jack·e·roos.
verb (used without object), jack·e·rooed, jack·e·roo·ing.
Examples from the Web for jackeroo
The jackeroo sighed as he replaced the cork after a very modest sip.
Moya and the jackeroo were ambling leisurely behind, and nothing could have been more natural than Moya's questions.
The jackeroo at the end of the verandah had awakened from his drunken sleep, but had not moved.Over the Sliprails|Henry Lawson
"Turn sharp to the left, and follow the fence," replied the jackeroo.
"Two thousand one hundred and seventy-two," replied the jackeroo promptly.