ㄌㄠˇlǎoㄏㄨˇㄉㄥˋdèng

  1. 舊時刑具使犯人平放膝蓋關節腳跟磚瓦使作反扭曲腳跟痛苦殘酷不人道

tiger bench (torture method in which the victim sits with legs extended horizontally along a bench, upper legs held down with straps while bricks are inserted under the feet, forcing the knee joint to bend in reverse)​