老气横秋

老气横秋

Literally means:

lacking in youthful vigor;

Actually means:

arrogant on account of one's seniority

It figuratively describes a young person who is lacking in lively spirit, or who looks aged due to his appearances, attire or accouterment. Derogatory.

形容年轻人缺乏朝气，或相貌、衣服、饰物等显示不出活力。也形容人自高自大，摆老资格。具有贬义色彩。