"The practice of Erotic Asphyxia and/or Auto-erotic
Asphyxia, during intercourse".

...The practice where the sexual partner is asphyxiated to a state of euphoria or elation, simulating a near death experience while engaged in the act of SEX.

*GASPER,gas-per,n.-gasper,wheezer,Asphyxiaphil,panter,hanger, pantophile. ..A person, usually female, who participates in the practice of asphyxiation, autoerotic asphyxiation, or erotic asphyxiation whereas to cause asphyxia by means of choking, hanging, or smothering.
In other words. A gasper is a choke chick who likes to be choked, smothered or hung while she is getting laid. :-)
Retrotek did not coin the terms GASPERS and CHOKE CHICKS.
He only made them popular.