What is Tuckerbag?
1.
An Austrailian type of knapsack, that one might use to carry a large amount of survival gear for a long journey.
A place for storing stolen livestock, as immortalized in the song "Waltzing Matilda".
"I've got a 2-week supply of beer in my tuckerbag, mate."
"Where's that jolly jumbuck, that you've got in your tuckerbag?!"
See
2.
A woman with an attractive body, but an unattractive face.
That woman is such a tuckerbag.
See