An incredibly ambiguous phrase that drives me absolutely insane when people use it.
John hooked up with Mary. (so what did they actually do? Did they meet at the park? Did they talk? or did they duke like viagra-injected rabbits? who knows...)
by thedon November 17, 2004
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Based on the age range and context this term is put in, it can mean a number of different things

1) Middle school age- kissing or making out at most (unless for those few mature sluts who make make it farther)

2) High School- Generally having sex. For most freshman and some sophomores, this means kissing or making out, unless they make it farther which can be common

3) Young adults- sex.

4) Older adults, like parents- Being really nicely helped out
1)John and Lilly are hooking up at the school dance tonight!
2) I hooked up with the quarterback, his d is tiny
3) I think I might've hooked up with Jerry when I was drunk.....
4) Wow!! Bobby really is hooking me up with those concert tickets!
by thottyhoe March 12, 2015
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any form of getting some type of action, such as, making out, feeling things, or oral pleasure or sex between 2 people. "A hook up" is whats referred to as doing those things when your not going out with anyone
Guy:"yo, i hooked up with kristin last night!"
Guy 2:"Nice, what did you do?"
Guy1:"we only got to third"
by A jerzy boy December 6, 2003
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hook up/hooked up

1. To engage in romantic/sexual activity with another at a party/gathering.

Usually, one or both partners are under the influence of alcohol, or another judgement imparing drug. "Hooking up" usually involves little or no emotional attachment.

2. An exchange. To give/recieve/share an asset, or something of value, usually something that is tangible.

"Hooking up" is most commonly used in reference to the sale/exchange of illict drugs.
1. Sally is always hooking up with guys at parties.

2. Sally is hooking me up with some crack later this afternoon.
by Prof. Wetwang August 4, 2004
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In Australia hooking up just mean kissing (with tongue. So basically you go to a party, mingle with some people and then u spot a cute guy/girl and start talking and flirting or watever and then you guys kiss. Thats hooking up. Usually isn't followed by anything after that night.
hooking up = fun times with random hotties.
by emk September 16, 2005
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for middle school: making out.
for high school and beyond: any type of sexual activities usually refering to sex.
middle: dude me and sharon were hooking up at the movies last night.
high school: oh man at that party me and alexa were hooking up in the bathroom.
by elyssajordan May 12, 2007
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(verb)The act of making out or other sexual activity while not in the presence of others. The persons "hooking up" had to go somewhere else.
(1) I hooked up with this hottie after the club.
(2) Kissing someone at a bar is a bar smooch or making out, but taking them home or around the corner is hooking up.
by Auggie August 4, 2004
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