eh vs what of it

eh

intj
  • Expressing apprehension following or preceding a reasoning or excuse; uh. 

  • An interjection used to ascertain the continued attention of an individual addressed by the speaker. 

  • Used as a tag question, to emphasise what goes before or to request that the listener express an opinion about what has been said. 

  • In isolation, a request for repetition or clarification of what has just been said; compare what, pardon. 

  • In isolation, expressing surprise or confusion; compare wha, huh, za. 

  • Expressing apathy or lack of enthusiasm; meh. 

adj
  • Of mediocre quality; unremarkable. 

verb
  • To use the interjection eh. 

what of it

intj
  • So what? Who cares? Expresses disinterest, disregard or lack of concern. 

How often have the words eh and what of it occurred in a corpus of books? (source: Google Ngram Viewer )