roaster

From Middle English roster, roostare, equivalent to roast +‎ -er. Same formation as roster, although the words have very different meanings.

roaster (plural roasters)

1. One who roasts food.
   • 2011, Ruth A. Johnston, All Things Medieval: An Encyclopedia of the Medieval World

     […] they [professional cooks] had as many as 25 helpers, such as saucerers, larders, roasters, pottagers, bakers, spicers, and fruiterers, not to mention spit turners and scullions.

2. (cooking) A kitchen utensil used for roasting.
3. A chicken, pig, etc. suitable for roasting.
4. A furnace used in making ball soda.
5. One who roasts or banters, especially as a comedy routine.
   • 2009, Jeffrey Ross, I Only Roast the Ones I Love: Busting Balls Without Burning Bridges

     There is nothing I would like more than for a young wise guy or wise gal to study my teachings and learn from my experiences in order to become America's next great roaster.

6. (planetology, informal) A hot Jupiter.
7. (Scotland, slang, derogatory) An objectionable person; somebody making a fool of themselves.

• Serrato, Traores, reroast, roarest