a dumb bitch is someone with a fat ass fucking nose, who cant stay out of other people business. she is often dumb and a bitch who knows nothing, expect how to piss people off and rant about herself when nobody fucking likes her
a dumb bitch is often called Tyla
A dumb bitch is usually a person that has prejudices towards others or thinks they know more about a person than they actually do, and then when they are even remotely corrected, they call the person they're prejudiced toward a smartass
Heather was being such a dumb bitch for following us around and accusing me of things I didn't even say!