Meaning of wǔ:
wǔ
武
Noun
surname Wu
Wǒ de péngyǒu xìng Wǔ.
我的朋友姓武。
My friend's surname is Wu.
Adjective
martial; military
Tā shì yī gè yōu xiù de wǔ shù jiā.
他是一个优秀的武术家。
He is an excellent martial artist.
Tā xiǎng chéngwéi yī míng yōuxiù de wǔguān.
他想成为一名优秀的武官。
He wants to become an excellent military officer.
