It's a terminology used to describe that mind blowing urge for pleasure while at the same time feeling completely satisfied and relaxed like you but also the feeling like you have the urge to de-stress because you are left sexually or emotionally unsatisfied all at the same time. It's a high we have all experienced or will experience.
when you feel really high or the highest you can get or even that mind blowing pleasure when your high hits you.
Guppies!!! Or you have guppies