hip-hop vs tattoo

hip-hop

verb
  • To perform hip-hop music. 

  • To move by hopping or with a hopping motion. 

noun
  • An Afro-American urban youth culture based on rap music, breakdancing etc. 

  • A form of popular and dance music featuring strong percussion and a powerful rhythm, usually accompanied by rapping. 

tattoo

verb
  • To tap rhythmically on, to drum. 

  • To hit the ball hard, as if to figuratively leave a tattoo on the ball. 

  • To apply a tattoo to (someone or something). 

noun
  • A signal by drum or bugle ordering soldiers to return to their quarters. 

  • A military display or pageant. 

  • A pony of a certain breed from India. 

  • An image made in the skin with ink and a needle. 

  • A method of decorating the skin by inserting colored substances under the surface with a sharp instrument (usually a solenoid-driven needle). 

  • A signal played five minutes before taps (lights out). 

How often have the words hip-hop and tattoo occurred in a corpus of books? (source: Google Ngram Viewer )