Indulge the munchies (4)
I believe the answer is:
nosh
'indulge the munchies' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for nosh that I've seen before include "Slangy food or meal" , "chow" , "cuisine" , "Food (Yiddish)" , "'Food, grub (4)'" .)