grafter

noun6

1. •
   One who inserts scions on other stocks, or propagates fruit by engrafting.
2. •
   (UK, informal) a hard worker who puts in long hours
3. •
   A corrupt person, one who receives graft.

   • If the people are corrupt; if everybody is a grafter, as our pessimistic friends would have us believe, Roosevelt would be unpopular. His popularity is proof that the people, as a whole, are honest. — 1911
4. •
   An instrument by which grafting is facilitated.
5. •
   (slang) Someone who works in market stalls.
6. •
   The original tree from which a scion has been taken for grafting upon another tree.