Wu may refer to:
Wuhan ([ù.xân] (listen); simplified Chinese: 武汉; traditional Chinese: 武漢) is the capital and largest city of the Chinese province of Hubei.
Wuthering Heights is a novel by Emily Brontë published in 1847 under her pseudonym "Ellis Bell". Brontë's only finished novel, it was written between October 1845 and June 1846. Wuthering Heights and Anne Brontë's Agnes Grey were accepted by publisher Thomas Newby before the success of their sister Charlotte's novel Jane Eyre.
Wuxia (武俠 [ù.ɕjǎ]), which literally means "martial heroes", is a genre of Chinese fiction concerning the adventures of martial artists in ancient China.
Wu is a group of linguistically similar and historically related varieties of Chinese primarily spoken in the whole city of Shanghai, Zhejiang province and the southern half of Jiangsu province, as well as bordering areas.
Wuḍūʾ (Arabic: الوضوء al-wuḍūʼ [wʊˈdˤuːʔ]) is the Islamic procedure for cleansing parts of the body, a type of ritual purification, or ablution.
The wuxing (Chinese: 五行; pinyin: wǔxíng), also known as the Five Elements, Five Phases, the Five Agents, the Five Movements, Five Processes, the Five Steps/Stages and the Five Planets of significant gravity (Mars: 火, Mercury: 水, Jupiter: 木, Venus: 金, and Saturn: 土), is the short form of "Wǔ zhǒng liúxíng zhī qì" (五種流行之氣) or "the five types of chi dominating at different times".