This Slang page is designed to explain what the meaning of hook up is. The slang word / phrase / acronym hook up means . Online Slang Dictionary. A list of. Define hookup: an arrangement or part by which pieces of equipment can be connected — hookup in a sentence. The popular media most frequently characterizes hookup culture as a series of emotionless one-night stands. At Middlebury, such casual. A recent study of how social networks lead college students to define, perceive, and participate in “ hooking up ” showed that while everybody is. So coming across AskMen’s initial list of hookup websites seemed like just what the doctor ordered -- or so I thought. After all, how could all these online dating sites stay in business if they were nothing more than scams? Keep in mind that this list is just hookup sites -- for. hookup (v) other spellings/forms: hook - up, hook up, hooked up, hooking up To have any form of intamicy with a member of the prefered sex that you don't.