The not gay one in a relationship involving two men.
"So which one of you is the top? You know the straight one?"
The partner in a situation that inserts the penis into the other partner, also known as a bottom. These terms don't relate to a sexual position.
That guy is definitely a top.
during sex, there is a person who is on top, the one that is said to be the most dominant or whatever. It’s not that difficult, one is on top and the bottom is underneath.
Chloe is a top when it comes to having sex with her bottom girlfriend, Beca.