informal
adjective
in·for·mal
(ˌ)in-ˈfȯr-məl 
1
: marked by the absence of formality or ceremony
an informal meeting
2
: characteristic of or appropriate to ordinary, casual, or familiar use
informal clothes
Examples of informal in a Sentence
We had an informal meeting over lunch.
He has an informal manner that puts people at ease.
He spoke to them in informal Spanish.
The term is common in informal contexts.
He took an informal poll among his coworkers.
Recent Examples on the Web
The Concepción suburbs most affected by the blaze are a hot spot for loose building regulations and informal and rented housing, said Alvaro Hofflinger, a social vulnerability expert at Arizona State University who grew up in Chile.
—
Stefano Pozzebon, CNN Money, 26 Apr. 2026
After traveling to Cyprus for an informal European Union leaders’ summit, Macron visited the Greek capital to renew a 2021 defense partnership between France and Greece that includes a mutual assistance clause in case of an armed attack against either.
—ABC News, 25 Apr. 2026
At the event guests had the opportunity to encounter Alice, enjoy boutique shopping, and indulge in teas, pastries, tea sandwiches, champagne, live music, and informal modeling.
—Rancho Santa Fe Review, San Diego Union-Tribune, 24 Apr. 2026
The Vatican’s 2023 declaration allowing an informal blessing, promulgated with virtually no consultation outside the Vatican, sharply divided the church, with African bishops delivering a continent-wide dissent and refusing to implement it.
—Nicole Winfield, Fortune, 23 Apr. 2026
See All Example Sentences for informal
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Stefano Pozzebon, CNN Money, 26 Apr. 2026
After traveling to Cyprus for an informal European Union leaders’ summit, Macron visited the Greek capital to renew a 2021 defense partnership between France and Greece that includes a mutual assistance clause in case of an armed attack against either.
—ABC News, 25 Apr. 2026
At the event guests had the opportunity to encounter Alice, enjoy boutique shopping, and indulge in teas, pastries, tea sandwiches, champagne, live music, and informal modeling.
—Rancho Santa Fe Review, San Diego Union-Tribune, 24 Apr. 2026
The Vatican’s 2023 declaration allowing an informal blessing, promulgated with virtually no consultation outside the Vatican, sharply divided the church, with African bishops delivering a continent-wide dissent and refusing to implement it.
—Nicole Winfield, Fortune, 23 Apr. 2026
See All Example Sentences for informal
Cite this Entry
“Informal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/informal. Accessed 2 May. 2026.
Copy CitationKids Definition
informal
adjective
in·for·mal
(ˈ)in-ˈfȯr-məl
1
: not formal
an informal party
2
: suited for ordinary or everyday use
informal clothes
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