Femboy is a definition for a young boy or young man under 30, who represents feminine mannerisms and actions, often blurring the line between girl and a boy.
Sometimes they can are confused with a cross dresser, but because they are feminine, it doesn’t mean they are all homosexual, however some of them are gay.
Those who are gay try to fake themselves as girls and got a kink for trapping hetero men, these are called traps.
The term Femboy started to spread around in the 1990s, thanks to the Japanese culture spreading to the world.
It became famous because of certain manga, and the anime depictions, where lots of characters were designed to be the Femboy type.
The “Weeb” culture started to call them Femboys due to the fact that in certain anime you cant even tell if the main character is a boy or a girl.
As 2020. the rise in openness about homosexuality and gay acceptance, adult entertainment sites started using the term Femboy as a tag for videos made for gay people with a kink for younger men who can be mistaken for girls, thus creating the ultimate fetish for older men who are into this kind of adult entertainment.