粤典 (words.hk)香港词
一種打擊技術，拇指緊閉，其餘四指伸直合併成刀劍狀，用於攻擊敵人要害或作防守用。 (knife-hand strike; karate chop; literally "hand knife")
名詞用例
手刀打後頸唔會即刻暈㗎，唔好睇戲睇上腦。
sau2 dou1 daa2 hau6 geng2 m4 wui5 zik1 haak1 wan4 gaa3, m4 hou2 tai2 hei3 tai2 soeng5 nou5
You won't faint after a knife-hand strike at the back of your neck. Don't take the movies too seriously.