rebel

rebel — noun

1. a person engaged in armed opposition to the government that rules their country.

1.nounB2
Definition

a person engaged in armed opposition to the government that rules their country.

Example

The rebels captured the capital after months of fighting.

collocation: rebel forces / rebel fighters

The government offered the rebels a chance to surrender peacefully.

Common collocations
  • rebel leader
  • rebel group
  • rebel army
  • rebel forces
  • join the rebels
Synonyms
  • insurgent

    more formal; often used in news reports about ongoing conflicts

  • guerrilla

    focuses on fighting style — small groups using surprise attacks

  • freedom fighter

    positive or sympathetic term for someone the speaker supports

Antonyms
  • loyalist

    a person who remains faithful to the government

Usage Note

Often used in the plural (rebels) to refer to an organised armed group operating within a country.

Common Mistakes

The rebel attacked the government building.' (using rebel for a soldier in a national army)
The rebels attacked the government building.
'rebel' refers to someone fighting their OWN government, not a soldier of a foreign army.

2. a person who refuses to follow accepted rules, customs, or standards of behaviou

2.nounB2
Definition

a person who refuses to follow accepted rules, customs, or standards of behaviour in society.

Example

At school, Anthony was known as a rebel who never followed the dress code.

collocation: known as a rebel

The fashion designer was a rebel who ignored every seasonal trend.

Common collocations
  • a rebel without a cause
  • creative rebel
  • rebel spirit
  • teenage rebel
Synonyms
  • nonconformist

    more neutral; describes someone who simply does not follow conventions

  • maverick

    an independent-minded person who does things their own way, often in business or politics

  • dissenter

    someone who disagrees openly with an established opinion or system

Antonyms

Usage Note

Can be neutral or admiring. A positive context emphasises independence (a creative rebel); a negative one emphasises troublemaking.

rebel — verb

rebel — adjective

Word family

  • rebellion
    nounB2
  • rebellious
    adjectiveB2
  • rebelliously
    adverbC1
  • rebelliousness
    nounC1

Synonym discussion

Sense: noun/2

Rebel, nonconformist, maverick, and dissenter all describe someone who does not go along with the group, but they differ in tone and context. Rebel is the broadest and most emotional word — it suggests active resistance against rules, authority, or social expectations, sometimes with confrontational overtones. Nonconformist is more neutral and describes someone who simply chooses to live differently from the majority, without necessarily fighting against anything. Maverick carries a positive, admiring tone and is most often used in professional contexts — a maverick politician or business leader who breaks from convention but succeeds on their own terms. Dissenter is the most specific: it refers to someone who openly disagrees with a particular opinion, policy, or belief system, especially in political or religious settings. For example, a teenager who pierces their nose to stand out is a rebel; an artist who rejects gallery conventions is a nonconformist; a CEO who ignores industry norms to innovate is a maverick; a politician who votes against their own party is a dissenter.

rebelnonconformistmaverickdissenter

Common collocations

Nouns

  • rebel forces
  • rebel army
  • rebel leader
  • rebel group
  • rebel spirit
  • rebel attitude

Adverbs

  • openly rebel
  • actively rebel
  • quietly rebel
  • violently rebel

Phrases

  • rebel against authority
  • rebel against tradition
  • rebel without a cause

Prepositions

  • rebel against
  • rebel at

Etymology

LatinOld FrenchEnglish

Rebel comes from the Latin word rebellis, which was formed from re- (meaning 'again' or 'back') and bellum (meaning 'war'). In ancient Rome, a rebellis was someone who had been conquered but started a war again — that is, a person who resumed fighting after being defeated. The idea of 'starting over' faded over time, and today rebel simply means anyone who fights against existing authority or refuses to follow the rules.