Accomplice: Definition, Meaning, and Examples

Last Updated on
May 3, 2026

1. Accomplice (noun): A person who knowingly helps another in committing a crime or wrongdoing.
2. Accomplice (noun): Someone who plays a supporting role in an unlawful or unethical act.

An "accomplice" is a person who helps another commit a crime or wrongful act. While they may not be the principal actor, they are considered a partner in the offense. Investigating the meaning of "accomplice" is key to understanding concepts of shared responsibility and guilt in legal and moral terms.

"Accomplice" Definition: What Does "Accomplice" Mean?

The word "accomplice" carries strong connotations, often tied to the legal system and criminal activity. However, its usage can extend into metaphoric or exaggerated informal speech. Below are the primary meanings of the word.

Definition of "Accomplice": Criminal Partner

An "accomplice" is a person who knowingly assists another person in committing a crime. This definition is frequently used in courtrooms, police reports, and legal discussions.

Definition of "Accomplice": Supporter in Wrongdoing

In broader terms, an "accomplice" may refer to someone who helps carry out a wrongful or immoral act, even if it's not officially illegal. This usage appears in ethical debates, journalism, and opinion writing.

Parts of Speech

"Accomplice" is a noun, with the plural form "accomplices." It refers to a person and is used almost exclusively in the context of crime or wrongdoing. Legal language distinguishes an accomplice from an "accessory," though the terms are often used interchangeably in common speech.

How to Pronounce "Accomplice"?

"Accomplice" has three syllables and is relatively easy to pronounce. Begin with "uh," a soft unstressed syllable. Follow this with "KOM," which should be emphasized and sound like the word "calm" but with a "k." End with "plis," which rhymes with "miss" and should be spoken lightly.

Phonetic Pronunciation: /əˈkɒm.plɪs/

Synonyms of "Accomplice": Other Ways to Say "Accomplice"

Using synonyms for "accomplice" can provide variety and precision when describing someone's role in wrongdoing.
Here are some synonyms:

  • Confederate
  • Collaborator
  • Partner-in-crime
  • Aider
  • Co-conspirator
  • Associate
  • Helper
  • Accessory

Antonyms of "Accomplice": Other Ways to Say "Accomplice"

Knowing the antonyms of "accomplice" helps highlight its moral and legal opposites.
Here are some examples:

  • Whistleblower
  • Opponent
  • Adversary
  • Informant
  • Snitch
  • Guardian
  • Protector
  • Law-abiding citizen

Examples of "Accomplice" in a Sentence

These sentences showcase how "accomplice" can be used in various contexts, both literal and figurative.
Here are ten examples:

  1. The thief and his accomplice were caught on surveillance footage.
  2. She acted as an accomplice by providing him with a getaway car.
  3. Though he didn’t commit the act, he was charged as an accomplice.
  4. Her role as an accomplice in the fraud case shocked everyone.
  5. The hacker had an accomplice who distracted the staff.
  6. He was my accomplice in planning the surprise party.
  7. The police believe she acted as an accomplice during the burglary.
  8. His silence made him an accomplice to the crime.
  9. She was labeled an accomplice in the political scandal.
  10. Every villain needs a loyal accomplice.

Frequency of Use

The word "accomplice" is moderately common, especially in legal, journalistic, and fictional writing. According to data from Google's Ngram Viewer, its usage peaked during the 20th century in response to high-profile criminal cases and remains steady in modern crime reporting and legal discourse.

Variants of "Accomplice"

Though "accomplice" itself is stable in form, there are some related or variant expressions used in legal and colloquial settings.
Here are a few:

  1. Accomplices (noun, plural): The plural form used when referring to more than one individual.
  2. Co-accomplice (noun): A term used to specify joint involvement, though it's less common.
  3. Alleged accomplice (noun): Used in media and legal language to describe someone suspected but not confirmed.

Related Terms to "Accomplice"

These related words help contextualize the broader meanings and associations of "accomplice."
Here are ten useful terms:

  1. Crime
  2. Felony
  3. Accessory
  4. Conspiracy
  5. Defendant
  6. Guilt
  7. Suspect
  8. Justice
  9. Trial
  10. Witness

Etymology: History and Origins of "Accomplice"

The word "accomplice" comes from the Old French term "complice," which was derived from the Latin word "complicare," meaning "to fold together" or "to involve." The prefix "ac-" is a Latin intensifier meaning "toward" or "with." The modern form emerged in English during the 15th century, primarily in legal contexts. Originally, it referred broadly to one who is associated in a scheme or plan, but over time, its meaning narrowed to emphasize participation in criminal acts. Today, it remains heavily tied to law and criminal justice.

Derivatives and Compounds of "Accomplice"

There are few direct derivatives of "accomplice," but some extensions and compounds exist in legal and casual language.
Here are a few examples:

  1. Co-accomplice: A fellow partner in crime.
  2. Accomplice liability: A legal term referring to holding someone legally responsible for aiding in a crime.
  3. Accomplice testimony: Statements made by someone who helped commit the crime, often used in trials.

Common Misspellings of "Accomplice"

Even though "accomplice" is straightforward, it is sometimes misspelled.
Here are some of the most frequent errors:

  1. Acompliss
  2. Accomplace
  3. Accomplis
  4. Accomlice

10 Idioms Similar to "Accomplice"

These idioms share themes of involvement, guilt, secrecy, or partnership in questionable activities.
Here are ten idioms similar in meaning or tone to "accomplice":

  1. Partner in crime
  2. In cahoots with
  3. Thick as thieves
  4. Getaway driver
  5. Turn a blind eye
  6. Behind closed doors
  7. Have a hand in
  8. Aiding and abetting
  9. Cover one's tracks
  10. Play a role in

10 Common Questions About "Accomplice"

Understanding how "accomplice" is used and interpreted can clarify its role in both legal and everyday language.
Here are ten frequently asked questions and their answers:

1. What does "accomplice" mean?

An "accomplice" is a person who knowingly helps another person commit a crime or wrongful act.

2. Is an "accomplice" legally responsible for the crime?

Yes, an accomplice can be held legally accountable for helping in the commission of a crime, even if they did not directly carry it out.

3. Can someone be an "accomplice" without realizing it?

No, an accomplice must be aware that they are helping with a crime. Unknowing involvement does not typically qualify.

4. What is the difference between an "accomplice" and an "accessory"?

An accomplice usually plays an active role during the crime, while an accessory may assist before or after but not during the act.

5. Can "accomplice" be used in non-criminal contexts?

Yes, in informal or humorous situations, "accomplice" can be used figuratively, like helping plan a surprise party.

6. Is "accomplice" always a negative term?

While usually associated with wrongdoing, it can be used playfully or affectionately in casual settings, depending on context.

7. What are some common phrases that include "accomplice"?

Common phrases include "accomplice to the crime," "alleged accomplice," and "accomplice liability."

8. Is "accomplice" a gender-neutral term?

Yes, "accomplice" is gender-neutral and can refer to any individual regardless of gender.

9. Can juveniles be considered accomplices?

Yes, minors can legally be classified as accomplices, though their cases may be handled differently in juvenile court.

10. How is "accomplice" viewed in moral or ethical discussions?

In moral debates, being an accomplice implies shared responsibility or complicity in unethical actions, even outside legal consequences.

Conclusion

An "accomplice" is someone who assists another person in committing a crime or unethical act. The word carries legal weight and moral implications depending on context. Using "accomplice" accurately can deepen understanding of accountability and cooperation in both formal and casual discussions.

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