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Synonyms

nonplus

American  
[non-pluhs] / nɒnˈplʌs /

verb (used with object)

nonplussed, nonplused, nonplussing, nonplusing
  1. to render utterly perplexed by something unexpected; puzzle completely.

    He nonplussed his questioners by answering in riddles.

    Synonyms:
    disconcert, confound, confuse, perplex
  2. to cause to feel indifferent, calm, or unexcited.

    The shoppers were entirely nonplussed by the disturbance in the street, continuing to gaze at window displays as they strolled along.


noun

  1. a state of utter perplexity.

    When the protagonist's wife suddenly disappears, he's at a nonplus and fights with two different feelings.

nonplus British  
/ nɒnˈplʌs /

verb

  1. (tr) to put at a loss; confound

    he was nonplussed by the sudden announcement

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a state of utter perplexity prohibiting action or speech

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

See nonplussed ( def. ).

Etymology

Origin of nonplus

First recorded in 1575–85; (noun) from Latin nōn plūs literally, “not more, no further,” that is, a state in which nothing more can be done

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He found cross-examinations mentally invigorating, soon learned that he could nonplus storming attorneys if he kept smiling no matter how galling their insinuations.

From Time Magazine Archive

It happened most fortunately that there were a number of Chippewayan Indians encamped on the spot at the time, else we should have been completely at a nonplus.

From Notes of a Twenty-Five Years' Service in the Hudson's Bay Territory Volume II. by M'lean, John

Though to distinguish beasts of prey A novice might nonplus; Yet from the Crocodile you may Tell the Hyena, thus: 'Tis the Hyena if it smile; If weeping, 'tis the Crocodile.

From The Wit and Humor of America, Volume IV. (of X.) by Wilder, Marshall Pinckney

Here was a nonplus, not without its comical side.

From Chivalry by Cabell, James Branch

Here was a nonplus, not perhaps without its comical side.

From Chivalry by Elliott, Elizabeth Shippen Green