Female who is utterly inept and has no conceivable concept of common Sense. Female who makes life choices based on emotion, rather than logic or reason.
'dumb broad'. 'dumb ass broad'.
How come you shacked up with that cheating mooch again? Howah ya Keebitch. Spending your kids' child tax on beer again keebitch!?
A combination of "Kirby" and "Bitch", a Kirbitch is anyone in a piece of media, who gains additional power by eating others (while remaining weaker than Kirby)
"That man just ate his opponent!"
"It's how he get's stronger, that Kirbitch"