boot boy vs undesirable

boot boy

noun
  • One of a gang of violent hooligans who usually wear short-cropped hair and bovver boots. 

  • A boy who cleans boots and shoes. 

  • A boy who cares for a footballer's boots. 

undesirable

noun
  • An undesirable person. 

adj
  • objectionable or not likely to please 

How often have the words boot boy and undesirable occurred in a corpus of books? (source: Google Ngram Viewer )