A person practicing monogamy and or unfamiliar with polyamorousculture and practices. Usually used by the polyamorous internet community. Rather than derogatory, this is most often used as a term of endearment for friends, family and allies of polyamorous individuals.
My sister is super mango mouse, but bless her heart… she’s trying to be supportive.
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".