dot vs heavy metal

dot

noun
  • buckshot, projectile from a "dotty" or shotgun 

  • A symbol used for separating the fractional part of a decimal number from the whole part, for indicating multiplication or a scalar product, or for various other purposes. 

  • A small, round spot. 

  • A dot ball. 

  • One of the two symbols used in Morse code. 

  • A punctuation mark used to indicate the end of a sentence or an abbreviated part of a word; a full stop; a period. 

  • A point used as a diacritical mark above or below various letters of the Latin script, as in Ȧ, Ạ, Ḅ, Ḃ, Ċ. 

  • Anything small and like a speck comparatively; a small portion or specimen. 

  • A dowry. 

verb
  • To punch (a person). 

  • To mark or diversify with small detached objects. 

  • To cover with small spots (of some liquid). 

  • To add a dot (the symbol) or dots to. 

  • To mark by means of dots or small spots. 

prep
  • Dot product of the previous vector and the following vector. 

heavy metal

noun
  • guns or shot of large size. 

  • A genre descended from rock music, characterized by massive sound, highly amplified distortion, and overall loudness, often with extended guitar solos, and lyrics that involve aggressive or fantastic imagery. 

  • Any metal that has a specific gravity greater than about 5, especially one, such as lead, that is poisonous and may be a hazard in the environment. (There are many different definitions of what counts as a heavy metal; see Heavy metals for a discussion.) 

  • Great influence or power. 

How often have the words dot and heavy metal occurred in a corpus of books? (source: Google Ngram Viewer )