The act of being a "premature ejactulator" because they are "fast" or in hawaiian, "wiki". Applied to one "Matthew" for which the basis of his reputation rests on, thus he gained this nickname for being the fastest. Other alternatives are "Premo", "Wiki-wiki" or "That guy with jizz in his pants".
Senario #1
*Leachy in a nightclub trying to pick up*
Leachy: Hey baby, I'm so wiki you wont have to feel ashamed.
Woman: Don't touch me.
...Two days later this woman filed a restraining order due to reasons unknown...

Senario #2
Guy 1: That porno was so hot, I pulled a wiki...
Guy 2: Dude, that wasn't porno, that was my Dad in the shower
Naveen: DANGer-ous!!!
by Ace Mulato May 06, 2005
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It is the victory cry of a dirtbiker after mating with a blow up goat. First used by at dirtbikeworld.net (DBW) xmas ride at Jims 2009
Wiki Wiki! anybody got a cigarette?
by lukeage December 06, 2009
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The sound the bed/couch makes when someone is having sex.
The bed goes wiki wiki everytime i have sex with my wife.
by djradio January 03, 2010
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Slang for Wiikwemkoong Indian Reserve, a large First Nations territory on Manitoulin Island. There is a large diaspora population in Toronto, Ottawa and Sudbury. People from here are known to be tough. One of the only unceded (never surrendered) Indian reserves in the country.
Holay going up to Wiky this weekend, my cousins getting married. Need to find me a Wiky girl to shack up with!
by Genericone March 02, 2019
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Conjugated examples of the verb "to wiki."
I didn't know what an aardvark was, so I wikied it.
I am wikiing Friedrich Nietzsche.
by Tiousche April 24, 2007
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