informal

Adjective

• Lacking formality or ceremony; casual.
• not formal
  • "conservative people unaccustomed to informal dress"
  • "an informal free-and-easy manner"
  • "an informal gathering of friends"
• used of spoken and written language

Adjective Satellite

• not officially recognized or controlled
  • "an informal agreement"
• having or fostering a warm or friendly and informal atmosphere
  • "a relaxed informal manner"

Adj

• Not formal or ceremonious.
• Not in accord with the usual regulations.
• Suited for everyday use.
• Reflecting everyday, non-ceremonious usage.
• Not organized; not structured or planned.

Examples

• an informal agreement
• an informal get-together
• informal clothes
• Our Scrabble game was informal, played without strict time limits.

Synonyms

cozy, intimate, loose, ceremonious, colloquial, not formal, not in accord with the usual regulations, suited for everyday use

Antonyms

formal

Anagrams of informal