Some syrup in cereal for nipper (6)
I believe the answer is:
pincer
'nipper' is the definition.
(synonyms)
'some syrup in cereal' is the wordplay.
'some' says the answer is hidden in the clue (some of the parts of the word are used).
'PINCER' is hidden within 'syrup in cereal'.
'for' is the link.
(Other definitions for pincer that I've seen before include "Surrounding (movement)" , "Crab's claw" , "Front claw" , "This movement is a converging attack" , "Lobster's claw" .)