Overrule formally (4)
I believe the answer is:
veto
(Other definitions for veto that I've seen before include "An overriding negative vote" , "Refuse to authorise" , "Right of rejection" , "Disallow" , "Blocking vote" .)
I believe the answer is:
veto
(Other definitions for veto that I've seen before include "An overriding negative vote" , "Refuse to authorise" , "Right of rejection" , "Disallow" , "Blocking vote" .)