KBITCH is the word given to describe Kristen Stewart (KStew) permanent facial expression, in the case of Kristen Stewart KBITCH is used as a positve compliment.
The phrase has become so popular her fans are often referred to as Kbitches.
verb: to chat bitchily with others generally at the expense of an absent party. A combination of "kibitz" and "to bitch".
We were standing around kibitching about the new receptionist when she walked into the room and we all fell silent wondering if she'd heard what we said about her.
Tim: Hey man what do you think about Kathryn?
Josh: I don't know, all i know is that she is a total Kabitch when it comes to men, especially with people across state.