Meaning & use

co

abbreviation·Everyday

A short form of company, often used after a business name.

See it in a sentence

The letter was addressed to Smith and Co., the family's trading business.

He works for a small shipping co. based in Rotterdam, Netherlands.

A note on using this word

Co. is normally written with a period as an abbreviation; the combining form co- without a period instead means joint or together, as in cooperate.

Words with a similar meaning

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