This is a sexual orientation can be given at birth but is usually developed over your teenage years with hormones thriving. someone who is hobosexual is somebody who is without a place to live e.g. house/ tent/ persons womb/ school/ large refrigerator ( small if your desperate), by sexually engaging with someone/ something who is hobosexual while you are not, immediately makes you hobosexual full stop.
Hobosexting is the act of sexting a homeless person. The person doing the hobosexting doesn't necessarily have to be homeless but that can sometimes be the case.
I really loved her until I found out she was she was hobosexting.