Describes female bonding. Also a book.
Don't get all ya ya sister hood on me.
by Mekka April 23, 2004
1 more definition
A secret bond which friends share. They slit their hands and put them toether. Yep. And, there's a good book on it too.
Tylyn and I are a part of the ya ya sisterhood.
by Katie-Lynn May 22, 2005