1 cloudy (meteorology)

1 floating clouds

2 fleeting

3 transient

1 gushing spring

1 Baiyun district of Guiyang city 貴陽市|贵阳市[Guì yáng shì], Guizhou

2 Baiyun district of Guangzhou city 廣州市|广州市[Guǎng zhōu shì], Guangdong

1 Zhao Yun (-229), general of Shu in Romance of the Three Kingdoms

1 beyond the topmost clouds (idiom)

2 unimaginably far away

1 as different as heaven and earth (idiom)

2 worlds apart

1 lit. to rebuke Heaven and Earth (idiom); fig. shaking the whole world

2 all-powerful

1 to swallow clouds and blow out fog (idiom)

2 to blow cigarette or opium smoke

1 lit. to become lost in a fog (idiom); fig. at a complete loss