1
as in unconventional
not rigidly following established form, custom, or rules
an informal meeting allowed everyone to get acquainted
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Antonyms & Near Antonyms
2
as in casual
not designed to be worn only on special occasions
chose an informal flowery dress
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3
as in colloquial
used in or suitable for speech and not formal writing
the use of informal language in a scholarly article is really inappropriate
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Example Sentences
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Recent Examples of informal
Directed by Jonathan Zawada—the artist billed as the duo’s informal third member, having made eerie shorts for all the prior singles—the new video depicts a limber skeleton delivering sparkling souls across a digital sea.
—
Jazz Monroe, Pitchfork, 8 May 2025
Four months later, reinforcements have arrived in the informal campaign to preserve classical TV structure.
—Alison Herman, Variety, 8 May 2025
Male Alzheimer’s caregivers group: The Men’s Breakfast Club is an informal and unstructured gathering of male caregivers.
—Joe Rassel, The Orlando Sentinel, 7 May 2025
In talking with many of my fellow AI researchers, a casual and highly informal sense is that the S-curve is the most likely.
—Lance Eliot, Forbes.com, 4 May 2025
See All Example Sentences for informal
Jazz Monroe, Pitchfork, 8 May 2025
Four months later, reinforcements have arrived in the informal campaign to preserve classical TV structure.
—Alison Herman, Variety, 8 May 2025
Male Alzheimer’s caregivers group: The Men’s Breakfast Club is an informal and unstructured gathering of male caregivers.
—Joe Rassel, The Orlando Sentinel, 7 May 2025
In talking with many of my fellow AI researchers, a casual and highly informal sense is that the S-curve is the most likely.
—Lance Eliot, Forbes.com, 4 May 2025
See All Example Sentences for informal
Recent Examples of Synonyms for informal
Adjective
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That meant the movie, which sees an unconventional band of antiheroes brought together to combat a supervillain, escaped a decision by China to curb Hollywood imports earlier this month as part of its retaliation against the United States.—
Casey Hall and Sophie Yu,
USA Today,
1 May 2025
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From backing unconventional shows like Stranger Things to challenging Hollywood’s release models, Netflix has cultivated a ‘risk position’ that runs through its culture, structure, leadership, and decision-making.—
London School of Economics,
Forbes.com,
30 Apr. 2025
Adjective
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The assault is alleged to have taken place in June at 2 Sisters 4 Brothers Restaurant and Lounge, a casual eatery and dance venue in New York City's East Harlem neighborhood.—
Anna Kaufman,
USA Today,
3 May 2025
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Dress up in the Madewell Linen Maxi Slip Skirt, or keep things casual with the Anthropologie Colette Linen Mini Skirt.—
Genevieve Cepeda,
Travel + Leisure,
2 May 2025
Adjective
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Because back nine is close to backside, and backside is just far too colloquial.—
Paulina Dedaj,
FOXNews.com,
8 Apr. 2025
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Russ Scholl, a ski instructor at Breckenridge Ski Resort, has published a 133-square grid of funky colloquial phrases for different types of snow.—
Brittney Melton,
NPR,
24 Mar. 2025
Adjective
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There’s very few vernacular places left in America.—
Matthew Carey,
Deadline,
21 Apr. 2025
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Villa Aalto, with its modest rooms, charming front portico, traditional hip roofline, and wooden beams, speaks to the easy sincerity of his early designs: vernacular elements at odds with the Modernist dogmas of the day.—
Michael Snyder,
Travel + Leisure,
14 Apr. 2025
Cite this Entry
“Informal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informal. Accessed 11 May. 2025.
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