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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.

The largely informal opposition had consisted mainly of local cities that warned another sales tax would disproportionately burden the poorest residents and force shoppers across the county border in hopes of finding lower costs.

From Los Angeles Times • Jun. 10, 2026

Artan went on to officiate in organised competitions in the city, although much of his early development came while overseeing informal and semi-organised fixtures.

From BBC • Jun. 9, 2026

However, seven out of 10 workers are in the informal economy.

From Barron's • Jun. 7, 2026

Cuba’s currency has fallen to around 620 pesos to the dollar on the informal market, according El Toque, an independent Cuban news site that tracks the currency market.

From The Wall Street Journal • Jun. 6, 2026

In English, they would be free of the sharply defined gradients of Korean hierarchy: formal deference, informal deference, blunt, familiar, intimate, and plain.

From "Outliers" by Malcolm Gladwell




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