slutting it up 

What one often does after a breakup -- usu. the end of a longterm, monogamous relationship -- which involves promiscuous sex and/or sex play with a variety of partners. Sometimes accompanied by malicious intent.

"It's only been two weeks since I dumped my boyfriend and I've already slutted it up with two other people!"

slutting it up by Megan Redhead October 26, 2001

Slutting it up 

V. the act of being promiscuous.

"So how you been?"

"still slutting it up. You know how we do...."

Slutting it up by Annonnimous (sp) February 12, 2009