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Webster 1913 Edition


Nonplus

Non′plus

,
Noun.
[L.
non
not +
plus
more, further. See
Plural
.]
A state or condition which baffles reason or confounds judgment; insuperable difficulty; inability to proceed or decide; puzzle; quandary.
Both of them are a perfect
nonplus
and baffle to all human understanding.
South.

Non′plusˊ

,
Verb.
T.
[
imp. & p. p.
Nonplused
or
Nonplussed
;
p. pr. & vb. n.
Nonplusing
or
Nonplussing
.]
To puzzle; to confound; to perplex; to cause to stop by embarrassment.
He has been
nonplused
by Mr. Dry’s desiring him to tell what it was that he endeavored to prove.
Spectator.

Webster 1828 Edition


Nonplus

NON'PLUS

,
Noun.
[L. not, and plus, more, further.] Puzzle; insuperable difficulty; a state in which one is unable to proceed or decide.

NON'PLUS

,
Verb.
T.
To puzzle; to confound; to put to a stand; to stop by embarrassment.
Your situation has nonplussed me.

Definition 2024


nonplus

nonplus

See also: non plus and non-plus

English

Noun

nonplus (plural nonpluses)

  1. A state of perplexity or bewilderment.
    • 1603, John Florio, translating Michel de Montaigne, Essayes, London: Edward Blount, OCLC 946730821, I.46:
      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.
    • South
      Both of them are a perfect nonplus and baffle to all human understanding.

Verb

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

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

Derived terms

Translations