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See also: non plus and non-plus



From Latin nōn plūs (no more, no further)


  • IPA(key): /nɒnˈplʌs/
    • (file)


nonplus (plural nonpluses)

  1. A state of perplexity or bewilderment.
    • 1603, Michel de Montaigne, chapter 46, in John Florio, transl., The Essayes, [], book I, printed at London: By Val[entine] Simmes for Edward Blount [], OCLC 946730821:
      altering Vaudemont, to Vallemontanus, and metamorphosing them, by suting them to the Græcian or Latin tongue, we know not what to make of them, and are often at a non-plus.
    • (Can we date this quote by South and provide title, author’s full name, and other details?)
      Both of them are a perfect nonplus and baffle to all human understanding.


nonplus (third-person singular simple present nonplusses or nonpluses, present participle nonplussing or nonplusing, simple past and past participle nonplussed or nonplused)

  1. (transitive) to perplex or bewilder someone; to confound or flummox

Derived terms[edit]