podex

noun2

1. •
   (rare) The anus, rectum, or buttocks of a human.

   • If these native babes went around with their podexes exposed they wouldn't have any because the mosquitoes would eat them off. — 1953
2. •
   (rare) The rear end of any animal.

   • Ligament which stretches over the surface of the uterus, running obliquely from the podex to the raceme. — 1942