A day made up by closeted gay men who aren't ready to fully come out, but are also incapable of masking their homoerotic desires for more than 6 days a week.
Oh my gawd, you have you seen that dude's body? I totally beat off to him today -- no homo, though, because it's man crush Monday!
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".