A fork of Rural Dictionary
Australian slang for an endearingly foolish, awkward, or mildly annoying person. Named for the small, endearing, Australian marsupial. See also: dingus (Australian slang).
Oi, knock it off, ya numbat. You're such a numbat.
To masturbate after making your hand numb
For a bit of fun I sat on my hand for 10 minutes then had a wank because I felt like a Numbat