PC Plod vs mee-maw

PC Plod

noun
  • A policeman (implying that he is dull and slow). 

mee-maw

noun
  • An exaggerated mouthing of a word. 

  • A policeman. 

  • A two-syllable wail. 

  • A meaningless utterance. 

verb
  • To make a two-syllable wailing noise. 

  • To make exaggerated movements with the mouth so as to be understood above a loud noise, such as that of machinery. 

How often have the words PC Plod and mee-maw occurred in a corpus of books? (source: Google Ngram Viewer )