Gradually declining, in power perhaps (6)
I believe the answer is:
ebbing
(Other definitions for ebbing that I've seen before include "in decline?" , "Big Ben (anag)" , "Flowing out" , "Gradually growing less" , "Going out like a tide" .)
I believe the answer is:
ebbing
(Other definitions for ebbing that I've seen before include "in decline?" , "Big Ben (anag)" , "Flowing out" , "Gradually growing less" , "Going out like a tide" .)