slutbag

noun2

1. •
   (slang, offensive) A promiscuous woman.

   • And they'd have to prove beyond the shadow of a doubt that I had infected all these little slutbags, right? — 2001
2. •
   (slang, offensive) A promiscuous man.

   • I told her, "He is a slut bag. He likes many women, and they like him." — 2008