having or fostering a warm or friendly and informal atmosphere; "had a cozy chat"; "a relaxed informal manner"; "an intimate cocktail lounge"; "the small room was cozy and intimate"暖かいか好意的で堅苦しくないの雰囲気を持っているか、助長するさま快適
例:a relaxed informal manner リラックスした砕けた態度
not formal; "conservative people unaccustomed to informal dress"; "an informal free-and-easy manner"; "an informal gathering of friends"正式でない非公式
例:conservative people unaccustomed to informal dress 軽装に慣れていない保守的な人々
not officially recognized or controlled; "an informal agreement"; "a loose organization of the local farmers"公式に認識されないか、または制御される非公式