(abbreviation, alt-of, initialism) Initialism of homosexual transsexual, a term in Blanchard's discredited transsexualism typology for a trans woman who is attracted to men.
If this is true, I believe the following: HSTS are not the opposite natal sex in any way, nor do they have opposite-sexed brains. 2020, “Stance on Gender Transition”, in Female Sexual Inversion, archived from the original on 03 Oct 2021:
I was being flip with the dinner-date suggestion. And my age would surely provoke some discussion relative to the HSTS and AG thing which I'd rather not go into. 2004 June 30, Valerie, “Re: New Girl in Town”, in alt.support.srs (Usenet), retrieved 10 Nov 2021:
HSTS start out as homosexual, gender variant, not very well adjusted or socially and sexually successful boys, and hopefully end up as heterosexual, gender normative, well adjusted and socially acceptable girls. 2004, S. Alejandra Velasquez, Alex Parkinson, Inoue, "Gogo" Yee, Kiira Triea, “Questions about transsexuality”, in TransKids.us, archived from the original on 23 Dec 2004:
A downside to being an HSTS transsexual is that quite often, the only frame of reference you have for what to means to be an HSTS is yourself. 2018 May 1, Rod Fleming, “Body-type clustering in HSTS and AGP groups”, in Rod Fleming's World:
(abbreviation, alt-of, initialism, qualifier:4chan /lgbt/ slang) Initialism of heterosexual transsexual, a reinterpretation of HSTS.