A guy/girl in law school who volunteers an answer and saves you from getting called on. While his/her answer is annoying, and he/she is a douche bag, they are serving a purpose. Hence, a purpouche - purposefuly douche bag.
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".