chump change vs epsilon

chump change

noun
  • A sum of money considered to be insignificant. 

  • An amount of remuneration, reward, or other monetary recompense considered to be insultingly small. 

epsilon

noun
  • An arbitrarily small quantity. 

  • In IPA, the phonetic symbol ɛ that represents the open-mid front unrounded vowel. 

  • The name for the fifth letter of the Greek alphabet, ε or Ε, preceded by delta (Δ, δ) and followed by zeta (Ζ, ζ). 

  • Something negligible or insignificant. 

  • A small child. 

  • Yes, we have to convert all the symbol names to upper case at startup, but that’s epsilon. 

  • The percentage change in an option value with respect to the underlying dividend yield. 

How often have the words chump change and epsilon occurred in a corpus of books? (source: Google Ngram Viewer )