blowing smoke
故意说谎或夸耀自己，特别是为了掩盖真相或博取好感
口语·表示故意说谎或夸耀
英文释义
making false or exaggerated statements; trying to deceive or impress others with empty words
例句
Don't listen to him, he's just blowing smoke about his new job.
典故来源
源自吸烟时吐烟圈的行为，比喻用虚假或夸张的话来迷惑他人，就像烟雾一样让人看不清真相。