Aussie slang for a hole usually on the back of a bong that allows you to clear the chamber after you hit a bitch cone that doesn't snap thru
(Americans call it a carb or a carb hole)
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".