look up any word, like cunt:
 
1.
when one woman says some thing mean about another woman who has talked behind her back on tv, or in a magazine.. repling to a comment made about you, but thur the media ie... to a news reporter, magazine, on online.
katie homles to tmz " laddy gaga is a whore"

lady gaga to tmz " tell katie to suck it"

tmz has lady gaga's bitch-back to katie homles

the lastest bitch-back why kojo thinks paris is a hoe hoe
by getright August 17, 2010
 
2.
Bitching disguised as actionable feedback
I was hoping to get some useful criticism in today's meeting, but all I got was bitchback.
by cnguye August 19, 2008