Only the most hardcore babe in the whole planet. She will cubstomp a fool then make you muffins. breecore is a drop-dead sexah chick, with the boobs to show it.
Abe: "dude that chick took out steve with one punch."
Erick: "ya she is totally breecore."
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi