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✌️ Conscientious objector 🏔️ Colorado (state) ☠️ Carbon monoxide gas
CO

CO

37 8.2
A person who refuses to join the army or fight because of their beliefs
  • noun
  • /siː oʊ/
translation icon : objetor de conciencia
  • The CO refused to carry a weapon, believing in peace over war.

Examples

  • During the hearing, the CO explained his moral objections to military service.

  • As a conscientious objector, the CO advocated for alternative service options.

  • You do not speak to a CO like that!

    Megalodon (2018)

  • The CO wants you in his office.

    G.I. Jane (1997)

  • I think we should see the CO.

    Occupation (2018)

  • Orders came down from our CO.

    Marauders (2016)

  • Are you in touch with your CO?

    Saving Private Ryan (1998)

  • You see anything suspicious, report immediately to your CO.

    Show Dogs (2018)

  • "Had a good rest?" his CO asked him with genuine sympathy in his voice.

    Fiction book (1997)

  • Through the window, we see the CO (Commanding Officer) on the phone.

    Fiction book (1990)

Synonyms

conscientious objector
vsCO
11 7.3

A person who refuses to join the army for moral or religious reasons

is the shortened or abbreviated label used in speech or text
conchie
vsCO
  • Offensive
1 9.9

A person who refuses to fight in the army because of moral or religious beliefs

is the neutral formal label rather than a wartime informal word

Compounds

co-chairman
1 3.7

A person who shares the job of leading a group or committee

co-chair
3.5

A person who shares the job of leading a committee or meeting with another person

co-creator
3.7

A person who makes something together with other people

co-curator
6.2

A person who helps organise and choose items for an exhibition or collection with another person

co-defendant
  • Specialized
6.3

A person accused in the same court case as another person

co-design
  • Specialized
4.1

A way of making things together with users and other people to share decisions

co-director
3.7

A person who shares the main job of leading a project or company with another person

co-discoverer
5.8

A person who finds something for the first time together with one or more others

co-father
8.1

A man who helps raise a child with another parent

co-founder
3.4

A person who starts a company or organization with others

co-inventor
4.1

A person who invents something with other people

co-leader
3.7

Working together with another person to lead a group

co-leader
3.6

A person who shares the job of running a group equally with another person

co-administration
  • Specialized
4.6

To give two or more medicines at the same time

co-administration
6.1

A way for two or more groups to manage something together

co-beneficiary
  • Specialized
7.0

A person who shares a benefit from a will, insurance policy, or trust

Co-operative Republic of Guyana
  • Formal
6.9

A country in northeastern South America that became independent from the United Kingdom in 1966

co-pastor
  • UK
4.5

A church leader who shares duties with another leader

co-pilot
  • UK
3.4

A person who helps the main pilot and can fly the plane if needed

co-sleeping
3.9

Sleeping in the same bed or room with a child

co-sleeping
3.7

An arrangement where parents and children sleep in the same bed or room

co-sponsor
  • Formal
3.8

A person in government who joins others to support a proposed law

co-teaching
  • Specialized
3.6

Two teachers work together in the same classroom to teach students

co-teaching
  • Specialized
3.8

A class where two teachers work together to teach students

co-principal
4.6

A person who shares the top job at a school with another person

co-production
  • Specialized
3.6

A film or TV series made together by companies in different countries

co-production
  • Specialized
3.9

A way for citizens and government staff to work together to design and provide services

co-residence
4.4

People who live together in the same house or home

Surface Forms

CO singular
COs plural

Etymology

CO is short for conscientious objector, a person who refuses to serve in war for reasons of conscience; the root conscience means 'inner sense of right and wrong'. So a CO is someone who will not fight because of their moral beliefs.