無風三尺浪 wú fēng sān chǐ làng

DEFINITIONS

  1. lit. large waves in windless conditions (idiom)
  2. fig. trouble arising unexpectedly

CHARACTERS

無 wú negative, no, not; lack, have no
風 fēng wind; air; manners, atmosphere
三 sān three
尺 chǐ Chinese measure approx. 'foot'
浪 làng wave; wasteful, reckless