Hook up - definition of hook up by The Free Dictionary
A half-point numerically, point spread and game total betting odds often have a hook attached to them. A hook can increase or decrease the value of a betting line. Hooks can be painful and they usually catch bettors late in a game. The Bolts blew a lead before winning in overtime. While the hook hurt players who bet on the Chargers, it helped bettors who wagered on Indianapolis.
In fact, hooking up is an expression that can signify many different things to different people. There are many different reasons as to why hooking up is such a broad and extensive term. In the first place, it enables people to openly discuss and share their sexual experiences without really having to reveal the exact details about what transpired. In other words, this phrase enables you to maintain some privacy about the specifics of your intimate time with someone else by keeping things vague and open-ended.
In this usage, a noun or pronoun can be used between "hook" and "up. I hope we'll be able to hook up for coffee or something while you're home for Christmas break. Do you guys ever plan to hook up after dating for so long? No, we never hooked up—we're just friends. I heard Jenny hooked up with Brian.