lamppost vs string bean

lamppost

noun
  • A tall, thin person. 

  • The pole that holds up a light so it can illuminate a wide area, such as holds up a streetlight. 

string bean

noun
  • A tall and thin person. 

  • A hyacinth bean (Lablab purpureus) 

  • Any long, slender green bean. 

  • An immature runner bean (Phaseolus coccineus) 

  • A yardlong bean (Vigna unguiculata subsp. sesquipedalis) 

  • A common bean (Phaseolus vulgaris) 

How often have the words lamppost and string bean occurred in a corpus of books? (source: Google Ngram Viewer )