When someone—typically a female—is a raging bitch 24/7 for no real reason. This is not an actual disorder like for example bipolar disorder but more a personality trait.
person 1: My sister is always so bitchy and I don't even know why!
person 2: Sounds like a case of raging bitch disorder.
person 2: Sounds like a case of raging bitch disorder.
by Jane Doe I Don't Even Know November 8, 2013