shank  
 noun [ C ] uk/ʃæŋk/ us/ʃæŋk/
  (STRAIGHT PART)      
  (尤指器具或工具的)杆,长柄
a long, thin, straight part of particular objects, especially one that connects the end of a device or tool that you hold to the end of it that moves or does something
  the shank of a screwdriver 螺丝刀柄 
 the shank of a key/nail 钥匙/钉子柄 
   (LEG)      
 old-fashioned or humorous(人或动物的)腿;尤指小腿,胫 
the leg of a person or animal, especially the part below the knee
  You can buy ready-to-use beef shanks from your supermarket. 
As he tottered across the stage I noticed how shrunken were his shanks, how feeble his voice.
 shank  
verb [ T ] uk/ʃæŋk/ us/ʃæŋk/
  (HIT A BALL)         
 (高尔夫运动中)用球杆的不当部位击球使球的方向失去控制
in golf, to hit a ball with the wrong part of the golf club so that it goes in a direction that you did not intend it to go in
  Needing par at 18 to force a playoff, he shanked his approach shot from the bunker. 他需要在第18洞打出标准杆数才能迫使对手和他进行附加赛,但他从沙坑中向果岭击球时打到了球杆的错误部位,球打偏了。 
  (球类比赛中)击球不当使球的方向失去控制
in ball games, to kick or hit a ball in an awkward way so that it goes in a direction that you did not intend it to go in
  Unfortunately he shanked the ball wide in front of an open goal. 可惜的是,他在一个空门前把球踢偏了。