A straight male who has fantasies of trans women. they usually hide it, and, or are ashamed. they are not gays because gays don't want anything to do with women or what looks like a woman.(aside from friendship). they could be but are most likely not bisexuals because bisexuals prefer man or woman not man mixed with woman.
Bill: you think i should warn bob that that chick has a lump in front of her skirt?
Jason: ah no, i think hes well aware that that chick has a dick.
Bill: *sigh* bob is such a tranny chaser