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
At that initial playoff committee meeting in Daytona Beach, an informal poll in the room showed a split between those who thought a change was desirable (again, including this writer) and those who felt the status quo was fine.
—
Jeff Gluck, New York Times, 31 July 2025
Beijing has issued informal guidance to major Chinese tech groups to increase purchases of domestic AI chips in order to reduce reliance on Nvidia and support the evolution of a rival domestic chip ecosystem.
—Eleanor Olcott, ArsTechnica, 31 July 2025
That’s what our core business is really, creating an informal networking platform and matching people who could in the future work together.
—Georg Szalai, HollywoodReporter, 30 July 2025
This model can be used across industries to fund procurement and meet offshore obligations, without depending on a central bank or informal markets.
—Meelan Gupta, Forbes.com, 29 July 2025
See All Example Sentences for informal
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Jeff Gluck, New York Times, 31 July 2025
Beijing has issued informal guidance to major Chinese tech groups to increase purchases of domestic AI chips in order to reduce reliance on Nvidia and support the evolution of a rival domestic chip ecosystem.
—Eleanor Olcott, ArsTechnica, 31 July 2025
That’s what our core business is really, creating an informal networking platform and matching people who could in the future work together.
—Georg Szalai, HollywoodReporter, 30 July 2025
This model can be used across industries to fund procurement and meet offshore obligations, without depending on a central bank or informal markets.
—Meelan Gupta, Forbes.com, 29 July 2025
See All Example Sentences for informal
Cite this Entry
“Informal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/informal. Accessed 8 Aug. 2025.
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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