1
as in unlawful
contrary to or forbidden by law
it is illegal to import those birds into this country
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in foul
not being in accordance with the rules or standards of what is fair in sport
an illegal pass
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of illegal
Louisville police say anything that goes into the air or explodes is illegal for average citizens.
—
James Bruggers, The Courier-Journal, 5 July 2017
Official fireworks shows took place over the city, and illegal pyrotechnics lit up the sky everywhere in between.
—Lisa Beebe, Los Angeles Magazine, 5 July 2017
Facebook has been scrutinized for its handling of its users’ data, and social networks face fines in Germany for failing to swiftly take down hate speech and illegal content.
—Amie Tsang, New York Times, 4 July 2017
In the 1950s and 1960s, major city hospitals in the United States admitted as many as 20 to 30 women a day for complications from illegal or self-induced abortions.
—Cindy Crabb, Teen Vogue, 1 July 2017
Will Ferrell and Amy Poehler as a stuck-in-a-rut suburban couple who open an illegal casino to pay for their daughter's college tuition.
—Owen Gleiberman, chicagotribune.com, 30 June 2017
They are charged with illegal re-entry into the United States after previous deportation or removal, according to Acting U.S. Attorney Robert O. Posey and U.S. Immigrations and Customs Enforcement Special Agent in Charge Ray Parmer.
—Carol Robinson, AL.com, 30 June 2017
Trump later walked back these comments, sort of, saying that instead, doctors should be punished for providing abortions if the procedure were made illegal.
—Michael Sebastian, Cosmopolitan, 29 June 2017
A Helsinki district court on Wednesday ordered the assets of Uber's Finnish country manager be confiscated until police conclude an investigation into whether the U.S. ride-hailing firm operates an illegal taxi service in Finland.
—Reuters, Fortune, 28 June 2017
James Bruggers, The Courier-Journal, 5 July 2017
Official fireworks shows took place over the city, and illegal pyrotechnics lit up the sky everywhere in between.
—Lisa Beebe, Los Angeles Magazine, 5 July 2017
Facebook has been scrutinized for its handling of its users’ data, and social networks face fines in Germany for failing to swiftly take down hate speech and illegal content.
—Amie Tsang, New York Times, 4 July 2017
In the 1950s and 1960s, major city hospitals in the United States admitted as many as 20 to 30 women a day for complications from illegal or self-induced abortions.
—Cindy Crabb, Teen Vogue, 1 July 2017
Will Ferrell and Amy Poehler as a stuck-in-a-rut suburban couple who open an illegal casino to pay for their daughter's college tuition.
—Owen Gleiberman, chicagotribune.com, 30 June 2017
They are charged with illegal re-entry into the United States after previous deportation or removal, according to Acting U.S. Attorney Robert O. Posey and U.S. Immigrations and Customs Enforcement Special Agent in Charge Ray Parmer.
—Carol Robinson, AL.com, 30 June 2017
Trump later walked back these comments, sort of, saying that instead, doctors should be punished for providing abortions if the procedure were made illegal.
—Michael Sebastian, Cosmopolitan, 29 June 2017
A Helsinki district court on Wednesday ordered the assets of Uber's Finnish country manager be confiscated until police conclude an investigation into whether the U.S. ride-hailing firm operates an illegal taxi service in Finland.
—Reuters, Fortune, 28 June 2017
Recent Examples of Synonyms for illegal
Adjective
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Jorge Garibay said in a statement Friday, adding that the efforts were aimed at reducing fire risk and unlawful activity throughout the city.—
Jason Green,
Mercury News,
28 June 2025
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The court cited the First Amendment (freedom of speech), the Fourth Amendment (protection against unlawful search and seizure), and the Fourteenth Amendment (due process and equal protection).—
Ashley Fredde,
Idaho Statesman,
27 June 2025
Adjective
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By the time Wood, the former Padres prospect who went to Washington in 2022 in the trade for Juan Soto, hit a three-run homer that clanged off the right field foul pole in the eighth inning to put the almost-final touch on the Nationals’ 10-6 victory, there was no real overt reaction.—
Kevin Acee,
San Diego Union-Tribune,
23 June 2025
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Your husband is foul for not calling out her garbage behavior.—
Virginia Chamlee,
People.com,
23 June 2025
Adjective
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The coordinated effort focused on five hotspots in Fort Worth where violent crime, fueled by the trafficking of illicit drugs and firearms, has flared.—
Emerson Clarridge,
Fort Worth Star-Telegram,
18 June 2025
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Behind the tinted glass of these gateways to the illicit economy, the merchandise tells its own story.—
Edgar Domenech,
Sun Sentinel,
18 June 2025
Adjective
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The legacy of slavery was an undertone — overtone, really — to Our Native Daughters’ lone album, so this first set naturally contained an unfair share of the most emotionally rife numbers of the night.—
Chris Willman,
Variety,
21 June 2025
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Way back in 2018, the EU fined Google for using its Android operating system market share to stymie rivals by giving its own apps unfair advantage through pre-installation deals with mobile handset makers.—
Andrew Nusca,
Fortune,
20 June 2025
Adjective
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The judge suggested then that the Department of Justice and the Department of Homeland Security could work out between themselves whether the government’s priority is to try him on the criminal charges or deport him.—
Travis Loller,
Los Angeles Times,
23 June 2025
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Two years after Ezra Miller's last screen role and three years after a barrage of legal issues, including criminal charges and harassment allegations, The Flash star is eyeing a return.—
Ryan Coleman,
EW.com,
23 June 2025
Adjective
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Perhaps not helping so much: The set’s early reviews, which have been mostly fairly nasty in their dismissals of the set.—
Andrew Unterberger,
Billboard,
25 June 2025
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This time, Boyle and Garland have a sharper, nastier provocation in mind.—
Justin Chang,
New Yorker,
25 June 2025
Cite this Entry
“Illegal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/illegal. Accessed 4 Jul. 2025.
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