I don't care vs meh

I don't care

phrase
  • Indicates that the speaker has no interest or emotional investment in the topic at hand. 

meh

intj
  • Expressing indifference or lack of enthusiasm. 

adj
  • Apathetic; unenthusiastic. 

  • Mediocre; lackluster; unexceptional; uninspiring. 

particle
  • Final question particle expressing skepticism. 

noun
  • A judgement marked by indifference; lack of impression. 

How often have the words I don't care and meh occurred in a corpus of books? (source: Google Ngram Viewer )