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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.

If anything, Coop studies people, studies groups of folks and systems, and how informal and formal systems of specific societies interact.

From Los Angeles Times • Apr. 13, 2026

Research also shows that women are more likely to continue playing when they receive formal instruction from a professional rather than informal guidance.

From The Wall Street Journal • Apr. 9, 2026

Many of these workers rely on informal, often unregulated centres that sell and refill cylinders smaller than the standard 14.2kg size.

From BBC • Apr. 7, 2026

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

In almost all cases, you can use who instead of whom in conversation or in informal writing, like personal letters and casual memos.

From "Woe Is I" by Patricia T. O'Conner




Vocabulary lists containing informal