for a game called like this, theres any femboys on it?
I don't think so, I think it's related to traps as in
- a contrivance used for catching game or other animals, as a mechanical device that springs shut suddenly.
Rather than as
16. Slang: Sometimes Disparaging and Offensive., (especially in anime) a crossdressing man who is perceived as or passes as a woman: a disparaging and offensive term when referring to a trans woman.