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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What emerges isn’t just kickbacks — but the outlines of a prostitution ring allegedly funded with illicit money.—
Gina Montaner,
Miami Herald,
1 July 2025
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In two new indictments, the U.S. Department of Justice alleges millions in illicit earnings by remote work impersonators.—
Andrew Nusca,
Fortune,
1 July 2025
Adjective
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In December, Lopez blocked that joint bid, saying the auction process was unfair, lacked transparency and the joint bid was questionable.—
Karoline Leonard,
Austin American Statesman,
5 July 2025
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To this day, Conner’s mother believes the settlement was unfair and saw it as a way to silence critics of the police.—
Kristine Phillips,
IndyStar,
4 July 2025
Adjective
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This panel will examine mass incarceration through multiple lenses and how the criminal justice system serves as a point of crisis of public health, black wealth building, voter disenfranchisement, and family structure.—
Essence,
Essence,
6 July 2025
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The eight migrants, who DHS has alleged have serious criminal convictions, were the subject of a lawsuit that had halted their deportation to South Sudan and diverted them to a U.S. military base in Djibouti.—
Luke Barr,
ABC News,
5 July 2025
Adjective
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Her somewhat implausible problem is that her bad feelings—her irritation, her boredom—never register as such because of her beauty, her wealth, and her pedigree; so great is her beauty that even her nastiest moods feel like a sunny glow to others.—
Claire Jarvis,
New Yorker,
8 July 2025
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But use kind humor, not nasty or deprecating humor.—
Davia Temin,
Forbes.com,
6 July 2025
Cite this Entry
“Illegal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/illegal. Accessed 12 Jul. 2025.
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