shucker

noun3

1. •
   Someone who shucks oysters, clams, corn (maize), walnuts, etc.

   • “Bill was born near Des Moines, Iowa, and as a boy was knowed as the champion lightweight corn shucker of Hog Bristle County. […]” — 1927
2. •
   (humorous) Someone who shucks or removes something.

   • The Kroger supermarket chain […] agreed to weigh out dieters as well as their vegetables. Some 12,000 hopeful pound shuckers herded through the chain’s groceries during the first weekend. — 1986
3. •
   A device that shucks produce, such as a corn shucker.