Definition of nonplus in English:

nonplus

Line breaks: non|plus
Pronunciation: /nɒnˈplʌs
 
/

verb (nonplusses, nonplussing, nonplussed)

[with object]

noun

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  • A state of being very surprised and confused: reduced to a perfect nonplus, he rose from his chair

Origin

late 16th century: from Latin non plus 'not more'. The noun originally meant 'a state in which no more can be said or done'.

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