Door opener (4)
'door opener' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for knob that I've seen before include "Turning handle" , "Ball" , "Protuberance" , "Hump" , "Little group of wildfowl" .)
'door opener' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for key that I've seen before include "Coral reef off southern coast of Florida" , "Clue" , "Crucial; island" , "Lock-opener" , "Crucial arch-stone" .)