Adjective owning or displaying an exceedingly abnormal or Ill point out of thoughts See 245 synonyms plus more non placet Being an interjection to negate what was explained just before or reveal it as sarcasm, it is attested by 1900, popularized 1989 by "Wayne's Earth" sketches on "Saturday Evening Reside" https://non76320.webbuzzfeed.com/27453478/5-essential-elements-for-baumwolltaschen