MP who doesn't head a department (11)
I believe the answer is:
backbencher
(Other definitions for backbencher that I've seen before include "Representative" , "Legislator" , "Rank and file MP" , "MP not holding office" , "MP without office" .)
I believe the answer is:
backbencher
(Other definitions for backbencher that I've seen before include "Representative" , "Legislator" , "Rank and file MP" , "MP not holding office" , "MP without office" .)