When your sex drive can go forever, you get pussy (or dick or ass or whatever the fuck your into) every chance you get.
She must be Sexually immortal, she's got me completely drained and she's always good to go. Is she even human?
by SophisticatedTroll September 21, 2015
When you can fuck for fucking ages, sometimes without busting a sweat while also busting other things...if ya know what I mean heeheehee.
Brad: Yo Chad has been fucking three girls every night and still makes it to school on time without being tired.
Mark: Ya bro, he has Sexual Immortality.
Brad: 👁👄👁
Mark: Ya bro, he has Sexual Immortality.
Brad: 👁👄👁
by xXISuckAtNames69Xx September 2, 2020