Straybe

When you're a heterosexual guy but isn't sexually attracted to vagina nor are you sexually attracted to a real penis but you are indeed sexually attracted to being pegged or possibly pegging a woman.

Random coworker ~ I don't mean to be rude but are you gay?

Coworker ~ nahh, I'm straybe

Example 2
Man ~ damn, there's no legal term for Straybe
Woman ~ what's that?
Man ~ its when you don't like pussy or cock but you love getting pegged