Cooked (7)
(Other definitions for roasted that I've seen before include "Severely reprimanded" , "Cooked by dry heat in an oven" , "Oven-cooked" , "Cooked (like a joint)" , "Carpeted" .)
'cooked' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for grilled that I've seen before include "Cooked; interrogated" , "Cross-questioned - cooked" , "Questioned intensely" , "Cooked; questioned" , "Cooked - cross-examined" .)