Hooking up means having some sort of intercourse, whether its oral anal or vaginal. Having oral, anal, or vaginal intercourse, usually spur of the moment with a new partner. Hooking up means any sexual act with a partner of either gender.

What does it mean when you want to hook up with someone?

In the most basic sense, hooking up with someone means that youre sexually intimate with him or her, yet this intimacy can range from kissing all the way to intercourse.