depending on the stress when read
1. ('pimp stress) a girl pimp- a girl who gets all the dudes and is just pretty cool
2. (pimp 'stress) being stressed out from pimpin' so much
1. much love from lisa, your big sis the pimpstress!
2. I'm feeling the pimpstress!
The female equivalent of bromance, the sistress relationship is one of intense emotional attraction subtended by repressed erotic attraction that is neutralized by an acknowledgement that the two ladies are really, hilariously into one another.
"Liznever stops talking about how great Lesley is. That is one committed sistress!"