Originally Posted by nycindie
A quad just means four people in relationship with each other. It could be all people involved sexually with each other, but doesn't have to. Any combination of the four can be sexual with each other and the other(s) can just be part of it without the sex. I would guess that more often than not, a quad would tend to be a "wife swap" situation, but that's just a guess and totally unfounded on anything.
Well, compared to previous relationships, where my fiance barely knows those who I'm dating, a quad where they are at least friends
would be a plus.