A person considered similar to Colonel Blimp in appearance, thought, or expression, particularly (historical or archaic, derogatory) a reactionary middle-class Englishman during the Interwar Period.
bag of dicks
noun
A rude, obnoxious, or contemptible person.
How often have the words Blimp and bag of dicks occurred in a corpus of books? (source: Google Ngram Viewer )