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abet

American  
[uh-bet] / əˈbɛt /

verb (used with object)

  • abets,
    present (3rd person singular)
  • abetted,
    past participle,  past
  • abetting
    present participle
  1. to encourage, support, or countenance by aid or approval, usually in wrongdoing.

    to abet a swindler; to abet a crime.

    Synonyms:
    promote, assist, aid, help
    Antonyms:
    discourage, hinder

abet British  
/ əˈbɛt /

verb

  1. (tr) to assist or encourage, esp in crime or wrongdoing

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of abet

First recorded in 1275–1325; Middle English abette (source of Old French abeter, unless the latter, of Germanic origin, is the source of the Middle English), unattested Old English ābǣtan “to hound on,” equivalent to ā- a- 3 + bǣtan “to hunt, chase with dogs, pasture”; see origin at bait; akin to bite

Explanation

To abet is to help someone do something, usually something wrong. If you were the lookout while your older sister swiped cookies from the cookie jar, you abetted her mischief. The verb abet can be used to generally mean encouragement, but people usually expect to see it in relation to some crime. "The singer was abetted by a pianist in her rendition of Silver Bells," for example, is a harmless construction. However, people more often expect abet in a sentence like this: "She was charged with aiding and abetting the burglar because she drove the getaway car." Abet comes from an Old French word abeter meaning "to bait."

Keep Reading on Vocabulary.com

Vocabulary lists containing abet

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.

See Examples For:

"And I'm not going to aid and abet them in their efforts to do that."

From BBC Nov. 17, 2025

Mexico’s complaint alleged that the named firearms manufacturers and the named distributor aid and abet rogue dealers in the U.S. who illegally sell firearms to straw purchasers.

From Slate Jun. 6, 2025

“I can’t continue to aid and abet this broken system,” she added.

From Los Angeles Times Dec. 14, 2024

“They will exploit any images of disorder to abet and support it.”

From New York Times Apr. 21, 2024

Oh yes, there were plenty to aid and abet him; even he could not have held a horse race without someone to race against.

From "Absalom, Absalom!" by William Faulkner

Ms. Shorr emphasizes a social asymmetry that abets Martin’s lies.

From The Wall Street Journal Mar. 26, 2026

Their indecisiveness goes to the heart of the show, whose fundamental message is that supernatural evil abets, hides behind and jealously competes with everyday human evil.

From New York Times May 22, 2024

It not only cuts methane emissions but returns nutrients to the soil, allows the ground to hold precious moisture and abets the “sinking” of Earth-warming carbon dioxide into the soil.

From Los Angeles Times Aug. 24, 2023

"Silence abets state hostage taking," it said, adding that the government should use "the strongest possible language" to call out cases where detentions are being used for leverage.

From BBC Apr. 4, 2023

‘Ma abets him. And Ma says it’s not suitable for grown women like Madge and Dorcas to be carrying buckets through the streets. So I’m the one.’

From "Johnny Tremain" by Esther Hoskins Forbes

The California-based computer networking giant rejects the accusations that it "aided and abetted" human rights abuses against members of the Falun Gong, which has been banned in China since 1999.

From Barron's Apr. 28, 2026

Thomas is still untangling the frightening mirage that was the past four months of his life, but he says his most dangerous delusions were abetted by the most sycophantic version of ChatGPT: GPT-4.

From Slate Feb. 2, 2026

But the point is also made quite righteously that the resources behind sports betting, abetted by the U.S.

From The Wall Street Journal Jan. 27, 2026

The jury found that Geragos aided and abetted Avenatti, knowingly assisted in wrongful conduct and ultimately breached his duties as a lawyer, although it found that Franklin wasn’t harmed by Geragos.

From Los Angeles Times Jul. 17, 2025

The undertone of fear that San Francisco would be bombed which was abetted by weekly air raid warnings, and civil defense drills in school, heightened my sense of belonging.

From "I Know Why the Caged Bird Sings" by Maya Angelou

O'Neill explained that under North Carolina law, a person accused of aiding and abetting a crime can be held criminally responsible in the same way as the person who carried it out.

From BBC Sep. 1, 2026

Ballmer and other defendants are accused of fraud and aiding and abetting fraud, with the plaintiffs seeking at least $50 million in damages.

From Los Angeles Times Aug. 17, 2026

Plaintiffs took this as an invitation to shake down U.S. companies for abetting alleged human-rights violations in foreign countries.

From The Wall Street Journal Jul. 5, 2026

But at the same time he’s abetting the union campaign by parroting their arguments.

From The Wall Street Journal Jun. 28, 2026

“Miss Ramirez, that had better not have been you abetting these hoodlums.”

From "If I Stay" by Gayle Forman

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