cos

1 of 2

abbreviation (1)

1
companies
2
consul; consulship
3
cosine
4
counties

COS

2 of 2

abbreviation (2)

1
cash on shipment
2
chief of staff

Dictionary Entries Near cos

coryza

cos

COS

See More Nearby Entries 

Cite this Entry

“Cos.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cos. Accessed 22 Dec. 2024.

Copy Citation

Share

More from Merriam-Webster on cos

Nglish: Translation of cos for Spanish Speakers

Britannica English: Translation of cos for Arabic Speakers

Britannica.com: Encyclopedia article about cos

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See All

Point of View: It's Personal

Plural and Possessive Names: A Guide

What's the difference between 'fascism' and 'socialism'?

More Commonly Misspelled Words

Words You Always Have to Look Up
See All

Popular in Wordplay

See All

8 Words with Fascinating Histories

8 Words for Lesser-Known Musical Instruments

Birds Say the Darndest Things

10 Words from Taylor Swift Songs (Merriam's Version)

10 Scrabble Words Without Any Vowels
See All

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
naughty or nice
Are you naughty or nice? Quiz He's making a quiz, and checking it twice...