Someone who doesn't give a shit about anyone else and lets everyone know. This is an almost exclusively female pejorative and indicates that the person who just got called one is basically a cunt.
My boss ripped my balls out in front of the whole division for leaving early to go to my grandma's funeral last Friday and then slapped on two extra projects and a demerit on my employee record. What a flaming bitch!
by Freddy Boy1 January 6, 2010