出爾反爾 chū ěr fǎn ěr

DEFINITIONS

  1. old: to reap the consequences of one's words (idiom, from Mencius); modern: to go back on one's word
  2. to blow hot and cold
  3. to contradict oneself
  4. inconsistent

CHARACTERS

出 chū go out, send out; stand; produce
爾 ěr you; that, those; final particle
反 fǎn reverse, opposite, contrary, anti
爾 ěr you; that, those; final particle