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Definitions

C.O.

NOUN
conscientious objector
Synonyms


co
NOUN
carbon monoxide
Synonyms


NOUN
commanding officer
Synonyms






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.

Instead, it was “so many people screaming, screaming to talk to each other. Screaming for assistance: ‘Yo, C.O., my toilet flooded.

From Slate • May 19, 2025

“Bud” Adams Jr.; television executive and producer Roone Arledge; longtime Oilers/Titans scout C.O.

From Seattle Times • Jul. 7, 2022

“A C.O. had told me that I was never going home and that really got to me,” he said of one occasion.

From New York Times • Dec. 17, 2021

The C.O. sat glued to this chair, looking bored.

From Salon • Aug. 8, 2020

But at the end of the year, the authorities concluded that they wanted a different atmosphere on the island, and Colonel Piet Badenhorst was named the new C.O. of Robben Island.

From "Long Walk to Freedom" by Nelson Mandela




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