Big name in grills (5)
I believe the answer is:
weber
'big name in grills' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for weber that I've seen before include "Unit of magnetic flux, composer" , "Carl Maria von ---, composer; Max ---, sociologist" , "Opera composer" , "Composer; physicist" , "physics unit" .)