grafter grafter /ˈɡræftər/

noun

1. An instrument by which grafting is facilitated  ( grafter )
   An instrument by which grafting is facilitated
   
2. One who inserts scions on other stocks, or propagates fruit by ingrafting  ( grafter )
   One who inserts scions on other stocks, or propagates fruit by ingrafting
   
3. The original tree from which a scion has been taken for grafting upon another tree  ( grafter )
   The original tree from which a scion has been taken for grafting upon another tree
   
4. [British] Someone who works hard  ( grafter [British] )
   someone who works hard