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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

Loco told him that it had all been pretty bad, and the C.O. talked to Loco about his own experience.

From New York Times • Apr. 6, 2021

If you do your job—at the D.M.V. or as a C.O. or a pfc.—equity and fairness are, achingly, protected.

From The New Yorker • Aug. 22, 2016

And she rang her C.O. to let him know she had been asked to taxi one of her usual passengers from RAF Special Duties to an “Undisclosed Location.”

From "Code Name Verity" by Elizabeth Wein




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