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
Within the outcome document, the drafters champion several strategies to expand domestic tax bases, such as integrating the informal sector into the formal economy and identifying undeclared income and wealth.
—
Nana Ama Sarfo, Forbes.com, 7 July 2025
Whether for a casual outing, an afternoon of shopping, or even an informal dinner, this combination has the power to transform a simple look into a fashion statement.
—René Chávez Esparza, Glamour, 4 July 2025
The informal leaders of Indiana 50501, the state's affiliate of the national movement that's been organizing peaceful marches since February, counted nearly 5,000 at a Saturday protest in April.
—Kayla Dwyer, IndyStar, 2 July 2025
Behind the front doors, each space flows into the next, with an informal dining area next to the living room.
—Lennie Omalza, The Courier-Journal, 2 July 2025
See All Example Sentences for informal
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Nana Ama Sarfo, Forbes.com, 7 July 2025
Whether for a casual outing, an afternoon of shopping, or even an informal dinner, this combination has the power to transform a simple look into a fashion statement.
—René Chávez Esparza, Glamour, 4 July 2025
The informal leaders of Indiana 50501, the state's affiliate of the national movement that's been organizing peaceful marches since February, counted nearly 5,000 at a Saturday protest in April.
—Kayla Dwyer, IndyStar, 2 July 2025
Behind the front doors, each space flows into the next, with an informal dining area next to the living room.
—Lennie Omalza, The Courier-Journal, 2 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 11 Jul. 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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