A fake break up, used in many cases to liven up relationships or scare people who flirt with their friend's girlfriends or boyfriends.
Louis:
Oh my god, are you okay? I can't believe I was flirting with her. I'm such a douche.

Sam:
It's ok Louis, it's just a fake up. We are still going out.
by Riletionship Advice October 24, 2009
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to fake breaking up with a boyfriend or girlfriend to settle disputes with relatives or friends, usually family
Jenny and I had a fake-up because her Daddy did not like me.
by Constromlie February 4, 2009
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When two people who weren't really going out, break up.
A fake break up.

Also, when two people in an on-again, off-again relationship break up, but you know they will just get back together.
I just heard you just broke up with Brenda. That'd be sad if you were actually going out. Dude, you had a fake-up.
or
I don't want to hear about another fake up with Brenda. You know you'll just get back together, even though she's a secret lesbian.
by aqua dad February 4, 2012
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When a couple breaks up but only for a couple hours.
Chris- Dude Ben and Molly just broke up.
Drew- Oh shit, he must be pissed.
(Hours Later)
Drew- False alarm, just a Fake Up, they're back together.
by DMac27 February 20, 2011
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The kind of make-up Instagram girls wear that looks really fake.
Bro, look at this thot wearing fake-up.
by makeasequeltoDannyPhantom February 4, 2019
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Man, I have to go get some fake up from the drugstore
What’s fake up?
Makeup, but the drugstore dupes!
by Anxiety! at the Club February 5, 2018
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pretending to make-up after an argument for the sole purpose of having crazy make-up sex.
We had some great fake-up sex, but I'm still pissed at that bitch.
by Agent Dan April 20, 2008
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