放浪不羈 [－－－羁]

Jyutping fong3 long6 bat1 gei1
Pinyin fàng làng bù jī

Definitions (CC-CEDICT)
  1. wanton and unrestrained (idiom); dissolute
Definitions (Wiktionary)
  1. phrase, idiomatic
    wanton and unrestrained; dissolute