Pooner

A derogatory term that mostly 4Chan users and/or incels use towards transgender males, who transition from female to male. The term's origin date is unknown.
The word comes from "poon", which is a word used to refer to a vagina.

Peter: "John is probably a pooner."
Alex: "Dude, go outside."

by Ilike Penisman August 16, 2023

Pooner

It means someone who doesn't shower often and smells like the vaginal part of a woman

Eww shes such a pooner

by WordsbyWill May 28, 2019