[ kos, kaws ]
/ kɒs, kɔs /
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Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
Origin of cos1
1690–1700; after Kos
, where it originated
Words nearby cos
, Cosa Nostra
, Cosby, Bill
Other definitions for cos (2 of 4)
Trigonometry, Mathematics. cosine.
Other definitions for cos (3 of 4)
Other definitions for cos (4 of 4)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use cos in a sentence
"Burn a Bush cos' for peace he no push no button," he said during an HBO Def Poetry appearance in 2007.
She is a director of the Estee Lauder Cos. and The Economist Newspaper Ltd.
No good sayin' he's out of town, ma'am, or even spendin' the day on the river, 'cos he ain't.
Happy House|Betsey Riddle, Freifrau von Hutten zum Stolzenberg
"'Cos why, you don't shout loud enuff," explained the bigger girl.
An' fine cigar cos' five cent each, an' mak' on Trois-Rivières!
His colleague, Herophilos, was quite as distinguished as Erasistratos and owed his training to the rival school of Cos.
Uv cos ye kin buy hosses ef ye got money but ye can't buy peepul.
British Dictionary definitions for cos (1 of 4)
a variety of lettuce with a long slender head and crisp leavesUsual US and Canadian name: romaine Compare cabbage lettuce
Word Origin for cos
C17: named after Kos, the Aegean island of its origin
British Dictionary definitions for cos (2 of 4)
British Dictionary definitions for cos (3 of 4)
a variant spelling of Kos
British Dictionary definitions for cos (4 of 4)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for cos
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.