ふんぞり返かえる

godan verb (-ru), intransitive verb

lean back arrogantly; throw oneself back; puff out one's chest

Physical posture of leaning back with chest out, often in a chair, conveying arrogance or self-importance.

• 社しゃ長ちょうは椅い子すにふんぞり返かえって話はなしを聞きいていた。

  The company president leaned back arrogantly in his chair while listening.

• 彼かれはソファにふんぞり返かえり、足あしを組くんだ。

  He threw himself back on the sofa and crossed his legs.

godan verb (-ru), intransitive verb

act haughty; behave arrogantly

Attitude or behavior marked by arrogance and condescension, not necessarily a physical posture.

• 新しん人じんのくせにふんぞり返かえるな。

  Don't act so haughty when you're just a newcomer.