- a variation of kk.
k
1 Americanabbreviation
noun
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K's,
plural
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Ks,
plural
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k's,
plural
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ks
plural
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the eleventh letter of the English alphabet, a consonant.
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any sound represented by the letter K or k, as in bilk, kit, or sick.
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something having the shape of a K .
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a written or printed representation of the letter K or k.
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a device, as a printer's type, for reproducing the letter K or k.
abbreviation
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the number 1000.
The salary offered is $20K.
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kilometer, especially in a footrace or wheelchair race on a road or track.
She’s training to run her first 10K this summer.
abbreviation
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Chess. king.
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Physics. Kelvin.
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Music. Köchel listing.
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kindergarten.
a K–12 boarding school.
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Real Estate. kitchen.
abbreviation
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Electricity. capacity.
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karat.
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kilogram; kilograms.
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Chess. king.
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knight.
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knot.
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kopeck.
abbreviation
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kip; kips.
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Knight.
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kwacha.
symbol
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kelvin(s)
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chess king
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chem potassium
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physics kaon
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currency
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kina
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kip
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kopeck
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kwacha
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kyat
-
-
one thousand
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computing
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a unit of 1024 words, bits, or bytes
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(not in technical usage) 1000
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abbreviation
noun
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the 11th letter and 8th consonant of the modern English alphabet
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a speech sound represented by this letter, usually a voiceless velar stop, as in kitten
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See five Ks
symbol
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kilo(s)
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maths the unit vector along the z-axis
abbreviation
Other Word Forms
Noun Inflected Forms
Etymology
Origin of K4
Abbreviation of kilo- K 2 for def. 1; abbreviation of kilometer ( def. ) K 2 for def. 2
Origin of K6
K 4 def. 6 from German Kalium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
But some economists see evidence of a so-called k-shaped economy, where the two legs of the k represent different income groups, with a relatively small slice of high earners boosting spending growth.
From Barron's ● Apr. 3, 2026
The k track was the mirror image of a particle seen before by colleagues in Manchester, but the Manchester team's track decayed into two pions, not three.
From BBC ● Jul. 23, 2024
Choose a value from 0 to 9 for i, j and k.
From Scientific American ● Oct. 24, 2023
He then shared a story how when he was younger, he once got the letters x,y, z and k in Scrabble — and spent 15 minutes determined to try to make a move.
From Washington Times ● Oct. 26, 2022
Kepler’s third law described the time it takes for planets to complete an orbit: r3/t2 = k for time t, distance r; and a constant k.
From "Zero: The Biography of a Dangerous Idea" by Charles Seife
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The deal, if successful, would be the largest-ever acquisition for the owner of Circle K, which abandoned a $47 billion takeover attempt of Seven & i, the Japanese owner of 7-Eleven, last July.
From The Wall Street Journal ● Jul. 31, 2026
That K shape, they said, has increasingly been molded by so-called superfans — artists’ most devoted followers, who are willing to pay up for seats at the front of the house and VIP packages.
From MarketWatch ● Jul. 2, 2026
The suspect, named only as Serhii K under German privacy laws, is alleged to have led and co-ordinated the attack on the pipelines that transported natural gas from Russia to Germany, German media reports say.
From BBC ● Jul. 1, 2026
The chamber also provides precise temperature control ranging from 10 K to room temperature.
From Science Daily ● Jun. 24, 2026
Miss K laid down her chalk and gave up trying to teach.
From "Ralph S. Mouse" by Beverly Cleary
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It was truly a scene at that time, often set to music by Robert John Burck, a. k. a. the Naked Cowboy, a fervent supporter of Mr. Trump.
From New York Times ● Aug. 15, 2017
But just as bell hooks, the feminist writer, and k. d. lang, the singer-songwriter, often see their names appear with unwanted capital letters, lowercase compositions are often capitalized on their way to publication.
From New York Times ● Mar. 17, 2017
The Japanese took to the game so wholeheartedly that today their system is actually overbuilt; generating stations with a capacity of some 300,000 k. w. lie idle.
From Time Magazine Archive
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For a more detailed study of diffusion in general the following papers may be consulted:—L. Boltzmann, “Zur Integration der Diffusionsgleichung,” Sitzung. der k. bayer.
From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various
From behind proceeds a tube, k. a canal also white and membranaceous, but it is difficult to judge of its diameter, for the membranes, of which it consists, are evidently in folds.
From New observations on the natural history of bees by Huber, François
The team combined observations from the NSF Daniel K. Inouye Solar Telescope, the world's largest solar telescope, with advanced computer simulations.
From Science Daily ● Aug. 8, 2026
CREW, founded in 2003 as a nonpartisan organization dedicated to government accountability and ethics, is headed by Donald K. Sherman, a former House Ethics Committee attorney and special assistant to President Joseph Biden.
From Salon ● Aug. 4, 2026
Now, its listing, which is held by Kori Sassower and Brian K. Lewis of Compass,
From MarketWatch ● May 27, 2026
It was in her classroom at Tikvah, the Jewish foundation Ms. Wisse has called home since 2014, where I first heard the idea that Josef K. was a Jew.
From The Wall Street Journal ● May 22, 2026
One of them, whom I was meeting for the first time, was K. D. Matanzima.
From "Long Walk to Freedom" by Nelson Mandela
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New members to Circle K’s loyalty program get 25 cents off a gallon for their first five fuel-ups.
From The Wall Street Journal ● Mar. 14, 2026
K's foster mother said she would "support her all the time".
From BBC ● Mar. 12, 2026
With Albania already assured of second place, Serbia beat Latvia 2-1 in a dead-rubber in Group K's other match.
From Barron's ● Nov. 16, 2025
And now she has matched Coach K’s win total with Duke and Army.
From Seattle Times ● Jan. 19, 2024
Mr. K’s house has a bright purple door with a line sawed through the middle, a Dutch door for keeping farm animals out, or kids in.
From "The House That Lou Built" by Mae Respicio
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Only four pitchers in the majors this year recorded more Ks with a single pitch.
From Los Angeles Times ● Oct. 20, 2024
The student didn't even care to investigate what the three Ks meant in Murillo's book title.
From Salon ● Sep. 23, 2023
The right-hander struck out six of his first nine batters, finishing with 10 Ks and three walks.
From Washington Times ● Jun. 16, 2023
Heaney departed after five innings and 10 Ks.
From Seattle Times ● Apr. 10, 2023
Once I felt the coast was clear, I began, first drawing the connected Ks and finishing with a wide circle around them, my custom style.
From "The Other Wes Moore: One Name, Two Fates" by Wes Moore
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Hard consonants - k's, d's, hard c's and hard g's - gave me hell.
From Washington Post ● Dec. 21, 2010
It was because she has trouble saying words sometimes, especially beginnings, like b’s and t’s and k’s.
From Absolutely Almost by Lisa Graff
It is the repeated k's that make the croak so life-like. take him tail.
From Jamaican Song and Story Annancy stories, digging sings, ring tunes, and dancing tunes by Jekyll, Walter
Here in Fiji the singing was harsh and discordant, as k’s and r’s abound in the language.
From Wanderings among South Sea Savages and in Borneo and the Philippines by Walker, H. Wilfrid
His real name was not known in Muirtown—not because he had not given it, but because it could not be pronounced, being largely composed of x's and k's, with an irritating parsimony of vowels.
From Young Barbarians by Maclaren, Ian
Bills 31st in NFL with 16 sac ks, including 10 in 23-0 win over Redskins.
From Washington Post ● Dec. 1, 2011
With the construction of big military bases at Dutch Harbor, Kodiak, Fairbanks and Anchorage, Alaska became more than a massive map sprinkled with names full of harsh ks and ts.
From Time Magazine Archive
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Fyodorov and his colleagues have performed more than 2,000 "radial ks" with, they claim, most of the cases improving to at least 20/25 vision.
From Time Magazine Archive
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Exceptions.—X final, being equivalent to ks, is never doubled; and when the derivative does not retain the accent of the root, the final consonant is not always doubled: as, prefer' + ence = pref'erence.
From New Word-Analysis by William Swinton
J is equivalent to dzh; and X, either to ks or to gz.
From The Grammar of English Grammars by Brown, Goold
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.