Name of an Irish mafia crime syndicate that is primarily headquartered around Kensington & Allegheny Avenues in Philadelphia, Pennsylvania.
"K & A is the name of an infamous Irish crime syndicate located in Philadelphia.
by roamin'reporter May 27, 2009
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an extremely annoying comeback for something anyone says to you that you really dont want to hear, or care to hear .
Matt: Hey kevin your a piece of shit and i hate your guts.

Kevin: K
by Evan Smith 1992 November 21, 2008
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The 11th letter of the alphabet.
Fourth letter of the F bomb.
Prefix for kilo which equals 1000
People too lazy to spell "OK" use this letter instead.
A strikeout in baseball.
-.- in morse code.
Symbol for potassium in the periodic table of the elements.
If you see K, tell her I want some.
by 50 cent crack dealer July 31, 2003
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What your boyfriend/girlfriend texts you when they want you to feel guilty about something.
Girl: "Hey are you coming over tonight?"
Boy: "Nah"
Girl: "K then"
by SkyyGirl June 29, 2008
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Main character of the NESTS saga from the King of Fighters fighting game series from SNK. Well recognised by his trademark red glove used to control the Kusanagi DNA inplanted in his body as well as his wild silver hair and badass attitude. Whip (Muchiko) is is sister, although his brainwashed state does not allow him to fully recollect their past.
KOF 03
(DM) Heat Drive - 2x qcf A/C
(DM) Heaven's Drive - 2x qcf B/D
(LDM) Chain Drive - qcf hcb AC

Ore hitori de, juubun da.
(I'm just one man, but thats enough.)
by ChaYuu June 21, 2005
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If someone sends you this it means that they are done talking and has said what they wanted to say therefore whatever you say after this is disregarded
"Can we please talk about this?"

*sends* "k."

*reaction* " Really? Can we just talk about like normal people ?"
by therealestunicorn July 10, 2015
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Another form of writing okay to sound a bit bitchy.
Girl 1 : My dress is better than yours.
Girl 2 : K.
by Irksome December 24, 2014
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