Or just let it be for a little while. It could be that he's trying to figure it out for himself. If you're ok with how things are for right now, just let it be. Maybe make some mental lines in the sand. Like if this or that happens or seems about to happen then we have 'the talk' but if we're just hanging out and both enjoying hanging out, maybe there's no need to put a lable on it yet.

I been gone so long.  Don't hardly know what's goin on...