definitions

nonplus

[ non-pluhs, non-pluhs ]
/ nɒnˈplʌs, ˈnɒn plʌs /
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verb (used with object), non·plussed or non·plused, non·plus·sing or non·plus·ing.

to render utterly perplexed; puzzle completely.

noun

a state of utter perplexity.

RELATED WORDS

mystify, dumbfound, bewilder, faze, disconcert, astound, baffle, astonish, daze, fluster, discountenance, stump, rattle, puzzle, confound, thwart, boggle, paralyze, stymie, stun

Nearby words

nonpersistent, nonperson, nonphysical, nonplayer character, nonplaying, nonplus, nonpoint, nonpoisonous, nonpolar, nonpolitical, nonpolluting

Origin of nonplus

1575–85; (noun) < Latin nōn plūs literally, not more, no further, i.e., a state in which nothing more can be done
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nonplus

British Dictionary definitions for nonplus

nonplus

/ (nɒnˈplʌs) /

verb -plusses, -plussing or -plussed or US -pluses, -plusing or -plused

(tr) to put at a loss; confoundhe was nonplussed by the sudden announcement

noun plural -pluses

a state of utter perplexity prohibiting action or speech

Word Origin for nonplus

C16: from Latin nōn plūs no further (that is, nothing further can be said or done)
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