ki·​lo | \ ˈkē-(ˌ)lō How to pronounce kilo (audio) also ˈki- How to pronounce kilo (audio) \
plural kilos

Definition of kilo

 (Entry 1 of 3)

: a unit of mass or weight equaling one thousand grams or approximately 2.2 pounds : kilogram Each sack weighs 50 kilos. Did you know … that it takes a lobster between five and seven years to grow to a weight of half a kilo, the minimum size it should reach before being fished?Food & Drink When he finally strips off the kilos of gold enveloping his body, Deion is as light as a feather.— Curry Kirkpatrick Gathering in Versailles, west of Paris, governments are expected on Friday to approve plans to instead use a scientific formulation to define the exact mass of a kilo.— John Leicester


communications code word

Definition of Kilo (Entry 2 of 3)

used as a code word for the letter k

Definition of kilo- (Entry 3 of 3)

: thousand kiloton

Examples of kilo in a Sentence

Recent Examples on the Web: Noun

Tea from this area can cost as much as $8,000 per kilo, yet there’s a kind of carelessness to the way Mr. Liu pours it, allowing it to slosh over the rims of the cups, symbolizing abundance. National Geographic, "In search of the perfect cup of tea," 14 Mar. 2019 In all, deputies found more than one kilo of ecstasy tabs, 300 grams of edible THC lollipops, 51 grams of THC vapes and wax. Jay R. Jordan, Houston Chronicle, "Father-son duo spend Father's Day weekend in jail after drug raid arrest at west Houston home," 17 June 2019 Planet Labs, a Californian company founded by ex-Nasa engineers, launched 33 smallsats that year, each weighing just a few kilos. The Economist, "A new business in small satellites orbiting the Earth," 15 June 2019 Ten euros per kilo, a hundred-kilo font, that’s a clean thousand in your pockets. Francine Prose, Harper's magazine, "Down and Out in the Peloponnesus," 10 Apr. 2019 Sombra, a six-year-old German shepherd, has helped Colombia's police detect more than 2,000 kilos of cocaine hidden in suitcases, boats and large shipments of fruit. Manuel Rueda, Fox News, "Extraordinary drug dog worries Colombian cartel," 27 July 2018 Eventually, wooden platters weighed down with kilos of beef and meaty juices land at your table; sides may or may not follow suit. Sorrel Moseley-williams, Condé Nast Traveler, "13 Best Steakhouses in Buenos Aires," 24 May 2018 Three of the packages, sent through the Postal Service and intercepted at O’Hare, each contained half a kilo of a fentanyl analogue, court documents say. John Keilman,, "'Like finding a needle in a haystack': Agents trying to stop deadly opioid fentanyl from entering U.S. in tough battle," 12 June 2018 Last year, Guatemalan crews seized more than 10,000 kilos of cocaine, a 40 percent increase over the previous year. Carol Morello, Washington Post, "Haley visits Guatemala looking for ways to fight drugs and corruption," 1 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'kilo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of kilo


1870, in the meaning defined above

Communications code word

1952, in the meaning defined above

History and Etymology for kilo

Combining form

French, modification of Greek chilioi

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Dictionary Entries near kilo



kiln scum





Statistics for kilo

Last Updated

8 Jul 2019

Look-up Popularity

Time Traveler for kilo

The first known use of kilo was in 1870

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More Definitions for kilo

English Language Learners Definition of kilo-

: thousand


ki·​lo | \ ˈkē-lō How to pronounce kilo (audio) \
plural kilos

Kids Definition of kilo



Kids Definition of kilo-

: thousand kilometer

More from Merriam-Webster on kilo

Spanish Central: Translation of kilo

Nglish: Translation of kilo for Spanish Speakers

Comments on kilo

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to form ideas or theories about something

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