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Definitions

informal

[in-fawr-muhl] / ɪnˈfɔr məl /


ADJECTIVE
conversational or colloquial
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Chemaf’s founder, Shiraz Virji, son of a Zanzibar spice merchant, once hired dozens of Gurkhas, Nepalese soldiers with a reputation for fierceness, to guard one of the company’s mines against incursions by informal miners.

From The Wall Street Journal • Mar. 31, 2026

The G7, an informal grouping of the US, Canada, Britain, France, Germany, Italy and Japan, helps shape policy debates in the world's wealthiest nations.

From Barron's • Mar. 30, 2026

Among your social circle, establish what West calls “an informal understanding” that you will check on each other if one of you needs long-term care.

From MarketWatch • Mar. 26, 2026

Becerra, Thurmond, Villaraigosa and Yee have reportedly formed an informal pact not to participate in any debate that does not include all of them, which Yee referenced in a Tuesday afternoon news conference.

From Los Angeles Times • Mar. 24, 2026

The Korean language has no fewer than six different levels of conversational address, depending on the relationship between the addressee and the addresser: formal deference, informal deference, blunt, familiar, intimate, and plain.

From "Outliers" by Malcolm Gladwell