奸笑 [－－]

Jyutping gaan1 siu3
Pinyin jiān xiào

Definitions (CC-CEDICT)
  1. evil smile
  2. sinister smile
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. verb
    to give a sinister smile; to grin villainously
    (syn.) 凊凊仔笑, 凊笑, 冷笑