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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Antonyms & Near Antonyms
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
This was followed in 2023 by an informal dinnerware collection that extended the ceramics range and further developed the butterfly designs.
—
Sofia Celeste, WWD, 6 Mar. 2025
The court defines the off-the-record meeting as an informal settlement conference.
—Jennifer Van Grove, San Diego Union-Tribune, 28 Feb. 2025
Many fundamental aspects of teamwork—such as spontaneous collaboration, real-time feedback and informal bonding—are harder to cultivate in a virtual environment.
—Daria Rudnik, Forbes, 25 Feb. 2025
Its core concepts were rooted in intuition and informal arguments, rather than precise, formal definitions.
—Solomon Adams, WIRED, 23 Feb. 2025
See All Example Sentences for informal
Sofia Celeste, WWD, 6 Mar. 2025
The court defines the off-the-record meeting as an informal settlement conference.
—Jennifer Van Grove, San Diego Union-Tribune, 28 Feb. 2025
Many fundamental aspects of teamwork—such as spontaneous collaboration, real-time feedback and informal bonding—are harder to cultivate in a virtual environment.
—Daria Rudnik, Forbes, 25 Feb. 2025
Its core concepts were rooted in intuition and informal arguments, rather than precise, formal definitions.
—Solomon Adams, WIRED, 23 Feb. 2025
See All Example Sentences for informal
Recent Examples of Synonyms for informal
Adjective
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Guests flocked to the espresso martini bar (which concealed a secret door leading to a private lounge where a few discreetly slipped away) or lounged in the outdoor living room, where swinging beds served as unconventional seating.—
Jamila Stewart,
Vogue,
1 Mar. 2025
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However, the path to gaining such a naturalized vision of peace requires us to revisit some of the lessons of unconventional diplomacy that consider broader planetary imperatives of sustainability.—
Saleem H. Ali,
Forbes,
1 Mar. 2025
Adjective
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Network executives might complain, and casual viewers may go to bed, but these are not the factors that determine the Oscars’ success — in the here and now, or in the long term.—
Ben Travers,
IndieWire,
3 Mar. 2025
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Even far more casual runners, cyclists, and gym-goers—anyone who’s active—can underfuel too, McConville says.—
Cindy Kuzma,
SELF,
3 Mar. 2025
Adjective
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What is a Green Beret? Green Beret is the colloquial name used for members of the U.S. Army Special Forces.—
Fernando Cervantes Jr.,
USA TODAY,
2 Jan. 2025
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Purple group — colloquial suffixes (CORE, GATE, MANIA, PILLED) No perfect game, but that's nine wins in a row.—
Kris Holt,
Forbes,
5 Dec. 2024
Adjective
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While the brand has collaborated with everyone from Sacai and Undercover to Bulgari, Rimowa and most recently, Ugg, Ahn wanted the book to focus on its own aesthetic — perhaps also to remind industry observers of the origin of some ideas that have since entered the fashion vernacular.—
Joelle Diderich,
WWD,
26 Feb. 2025
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Elon Musk is street vernacular for a male body part.—
Rebecca Falconer,
Axios,
19 Feb. 2025
Cite this Entry
“Informal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informal. Accessed 12 Mar. 2025.
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