dot vs green dragon

dot

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

noun
  • 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. 

  • buckshot, projectile from a "dotty" or shotgun 

  • 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. 

green dragon

noun
  • A tincture of cannabis, typically made by soaking the flowers, leaves, or stems in ethyl alcohol. 

  • Used other than figuratively or idiomatically: see green, dragon. 

  • Any of several plants in the family Araceae, including the North American species Arisaema dracontium and the Asian genus Pinellia. 

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