Top definition
Someone who always trys to "one-up" you by being better at EVERYTHING. Created by TK & MW (God)
Eg1
Guy: I just shot down the enemy chopper!

One-up: Yeah, I did that with my tomahawk like five times.

Eg2
Guy: I just got my first nuke!

One-up: Yeah, after my first nuke, I got one every round after that for three days straight
by Yodaguy January 14, 2011
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Nov 23 Word of the Day
A massive dump that takes 10 to 15 times to flush.
After Thanksgiving, I had to Take a Trump.
by JRBIV December 11, 2019
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3
Inferior to - To do better than - to win - to be "served"
It seemed the other team was always One-Up on us.

Despite her efforts, Sally felt Jane was always One-Up on her in responses.
by ra78 September 30, 2009
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4
To exceed expectations.

To do better than someone at something ( the person is generally good at the said task).
Omg I just one-uped the humanities test.
by Arcane15 September 22, 2014
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5
being better that something or beating something real bad
i think john gonna one up tonny in that fight..or
that backflip off the dumpster is gonna one up jumping off that building in that comp.
by Donovan Debrown August 04, 2007
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6
A derivitive of the term "big ups"
(noun) origin - Jamaican 1980s. singular and plural.
1. An expression of support or encouragement.
2. An expression of remembrance.
"Donald gave Mike one ups on a good play"
by Bilbo Bigguns March 17, 2010
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