cos
noun
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cos
1 American
[kos, kaws]
/ kɒs, kɔs /
noun
cos
2
American
abbreviation
cos.
3
American
abbreviation
-
companies.
-
consul.
-
consulship.
-
counties.
C.O.S.
4
American
Or
c.o.s.
abbreviation
cos
1
British
/ kɒs /
noun
cos
2
British
/ kɒz /
abbreviation
Cos
3
British
/ kɒs /
noun
COS
4
British
abbreviation
cos
Scientific
Etymology
Origin of cos
1690–1700; after Kos, where it originated
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:
"I just started stuffing cheese in my mouth cos I can't stop grinning. Isn't it funny? I was so nervous when Claudia squeezed my shoulder blade, and now I just love being a traitor."
From BBC ● Oct. 22, 2025
In brief, the TerS subunit initiates packaging when it encounters a specific site called cos in the genome.
From Science Daily ● Nov. 21, 2023
"I saw him again years later, cos we hadn't particularly left on good terms after Hammersmith, and it was good," he said.
From BBC ● Jul. 4, 2023
In this equation, N = 1 and the flux Φ = BA cos θ .
From Textbooks ● Aug. 12, 2015
“Dad was dead chuffed . . . thought I migh’ not be a wizard, see, cos me mum . . . well, anyway.
From "Harry Potter And The Goblet Of Fire" by J. K. Rowling
Bro cos. become corporate frat houses, where employees are chosen like pledges, based on “culture fit.”
From New York Times ● Apr. 1, 2017
Varnum's Regt. is to take fort Box & the Oblong redoubt for their alarm posts, fort Box 6 cos., oblong redoubt 2 cos.
From The Campaign of 1776 around New York and Brooklyn by Henry P. Johnston
Caps. are directed to examine the arms of their cos. immediately.
From The Campaign of 1776 around New York and Brooklyn by Henry P. Johnston
A., T., N.Z. =vt. cos. bird. c. lagoons, bays 60 White; wings, tail black; bill pink, pouch yellowish; f., sim.
From An Australian Bird Book A Pocket Book for Field Use by John Albert Leach
Eur. denotes that the Australian bird is closely similar in form, habits, &c., to the corresponding European bird. =vt. cos. denotes that it is the equivalent or representative of a cosmopolitan group of birds.
From An Australian Bird Book A Pocket Book for Field Use by John Albert Leach
"Thank God," he said to himself, "that, unlike many of her friends, she has nothing to do with the C.O.S.!"
From Jane Oglander by Marie Belloc Lowndes
Thereupon I wrote a further letter to the C.O.S., asking that they would be prepared for a marriage ceremony about which there should, this time, be no mistake.
From Fifty-One Years of Victorian Life by Margaret Elizabeth Leigh Child-Villiers
Also the C.O.S. would not have admired him.
From This Is the End by Stella Benson
As a method of producing a quick, inexpensive, and pleasing effect on one's egotism the C.O.S. is simply not in it with this dodge of giving pennies at random, without inquiry.
From The Human Machine by Arnold Bennett
Take a class in a college settlement, make some bibs for a day nursery, give tramps a C.O.S. card, with one's compliments, and attend about six lectures a year on Philanthropy—the lectures very good indeed.
From The Warriors by Anna Robertson Brown Lindsay
Spain’s government nominated Hernandez de Cos, general manager of the Bank for International Settlements, whom former colleagues describe as a technical whiz with a strong grasp of central banking and monetary policy.
From The Wall Street Journal ● Nov. 6, 2026
The frontrunners to succeed her are seen as former Dutch central bank chief Klaas Knot and Spain's Pablo Hernandez de Cos, currently head of the Bank for International Settlements.
From Barron's ● Oct. 29, 2026
Raley’s and Bashas’ became part of Raley’s Cos.
From Los Angeles Times ● Aug. 26, 2026
Among future contenders for the ECB presidency is ex-Bank of Spain governor Pablo Hernández de Cos and ex-Netherlands central bank chief Klaas Knot, current Bundesbank head Joachim Nagel and ECB board member Isabel Schnabel.
From MarketWatch ● Feb. 18, 2026
About the same time, on the nearby island of Cos, Hippocrates was establishing his famous medical tradition, now barely remembered because of the Hippocratic oath.
From "Cosmos" by Carl Sagan
Reselling items, including at Sellpy and at its other brands such as COS, made up about 0.8% of H&M’s overall sales revenue in 2025, the company said.
From The Wall Street Journal ● Aug. 3, 2026
The COS was made of grecanico, as garganega, the grape of Soave, is known in Sicily.
From New York Times ● Jan. 20, 2022
But she had some success with fashion retailer COS.
From BBC ● Oct. 4, 2021
The post continues to explain that the COS recognizes that the "public is concerned about these incidents" and that the organization is also concerned about coyote behavior in the area.
From Fox News ● Aug. 12, 2021
It is easily soluble in solutions of the caustic alkalis, provided they are not too concentrated, forming solutions of alkaline carbonates and sulphides, COS + 4KHO = K2CO3 + K2S + 2H2O.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
