Named in honor of a special uber geay McGarrett. In general, refers to the guy that absolutely repels women. He is not a man's man. He is not even a fag hag. Kinda resembles smegma. Is known to kill a party within mere moments. Just walk away. Also tends to look like a cartoon character.
When you get kicked out of McDonalds and are not allowed to return, however the staff there probably won't notice or care about you coming back not long later. Can also be known as Mcbanned.
Sam: Hey man, wanna goMcDonalds I wanna fatten my ass up with a Big Mac.
Stu: Sorry man, I can't, I got mcbarred there last night for going thru the drive thru in a trolley, so I'm gonna lay off fo a while until they forget.
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".