Gibes (6)
I believe the answer is:
taunts
'gibes' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for taunts that I've seen before include "digs" , "'Tantalises, baits (6)'" , "Remarks designed to provoke" , "Jeers, mocks" , "Provocative remarks" .)