to play a wind instrument; (archaic) variant pronunciation used in certain terms like 鼓吹 gǔ​chuì

A musical instrument or ritual horn made from a conch shell by cutting off its tip, used in sailing, military signals, and religious ceremonies

to boast; to brag; to talk big

To brag or blow one's own trumpet; often used in the phrase 吹法螺 chuī​fǎ​luó