Be in accord (6)
'be in accord' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for agree that I've seen before include "'Assent, concur (5)'" , "Eager (anag)" , "Concur, coincide" , "Go well together" , "Accept" .)
'be in accord' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for concur that I've seen before include "Give assent" , "Stone pile" , "Be in accord" , "meet" , "Agree, assent" .)