A "very contagious" disease, in which people be acting "salty"
"You do have a lil' bitch-ass-ness' in you, though and bitch-ass-ness will NOT be tolerated. Bitch-assness is a DISEASE that has run rampant in our community! There will be NO Bitch-ass-ness at Bad Boy!!" -Diddy
"I don't know what bitch-assness is, but i be gettin bitch-assness!"