Scientists define starting up since the “brief uncommitted intimate encounters among those who are perhaps perhaps not intimate lovers.”

Well, that more or less explains everything. If you’re dating somebody or in love with some body, and after that you two have sexual intercourse, it offers nothing at all to do with hookups. But, if none of you expects more, you have great sex and nothing but intercourse, that is precisely what individuals often call a “hookup. in the …