informal
adjective/ɪnˈfɔrməl/
Frequency rank: #4,944 most common English word
Meaning
relaxed and casual; not official or formal.

Example sentence
The meeting was informal, so everyone wore casual clothes and spoke freely.
Synonyms & related words
Practice this word in the quiz
More words in ranks 4,901–5,000
- forgivenessthe act of stopping feelings of anger toward someone who has wronged you
- gema precious or semiprecious stone, especially when cut and polished.
- glenA narrow valley, especially in Scotland or Ireland.
- hypothesisAn idea suggested as an explanation, to be tested by study.
- illegallyin a way that is against the law.
- markerA pen with a thick tip used for writing or highlighting; a sign or marker.
- marshAn area of low-lying land that is flooded in wet seasons and typically remains waterlogged at all times.
- maturitythe quality of behaving in a sensible and adult way; the state of being fully developed.
- messydirty or untidy; in a state of disorder.
- ninjaa person trained in ancient Japanese martial arts and stealth techniques, historically used as a spy or assassin.