Superior to Raab, overrules Houses (5)
I believe the answer is:
above
'superior to' is the definition.
(ranked above)
'raab overrules houses' is the wordplay.
'houses' says the answer is hidden in the clue (part of the clue houses the answer).
'ABOVE' can be found hidden inside 'raab overrules'.
(Other definitions for above that I've seen before include "Superior to" , "On top of" , "At a higher level" , "Overhead" , "Too good for" .)