Dictionary.com
Thesaurus.com
Synonyms

informally

American  
[in-fawr-muh-lee] / ɪnˈfɔr mə li /

adverb

  1. in a casual manner, without formality.

    Some folks still dress to the nines in formal gowns and tuxedos, but most people dress more informally.

  2. in a way that does not involve or follow prescribed procedures or go through formal or official channels.

    Cases of minor misconduct or unsatisfactory performance are usually best dealt with informally.

  3. in a way that is not orchestrated or arranged.

    Hallways and pedestrian bridges joining the buildings provide spaces for researchers to interact informally.

  4. using familiar, casual, or ordinary speech or writing.

    We use different registers, speaking more informally with family and friends out of the classroom than when discussing academics within the classroom.


Other Word Forms

Etymology

Origin of informally

informal ( def. ) + -ly

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.

That festival idea formally and informally has been a thread throughout Dudamel’s 17 L.A.

From Los Angeles Times • Jun. 9, 2026

One factor that the committee informally considers is sector balance, according to Roberts.

From MarketWatch • Jun. 4, 2026

Unauthorised peddling, parking and blocking foot traffic were long tolerated informally, but fines are now being enforced -- and city authorities are considering doubling them.

From Barron's • Jun. 2, 2026

Ilhan Omar of Minnesota and Alexandria Ocasio-Cortez of New York, both members of the progressive group informally known as “the Squad.”

From Salon • May 24, 2026

He kept his promise, although we found he was always teaching us things informally, when our backs were turned.

From "Cheaper by the Dozen" by Frank B. Gilbreth Jr. and Ernestine Gilbreth Carey

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "informally" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com