Last Updated：2025/11/19

Bewildered; unsure how to respond or act. / (nonstandard, chiefly US, informal) Unfazed, unaffected, or unimpressed.

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nonplussed

Source Word

nonplussed

IPA(Pronunciation)

Adjective

US informal nonstandard

Bewildered; unsure how to respond or act. / (nonstandard, chiefly US, informal) Unfazed, unaffected, or unimpressed.

Japanese Meaning

困惑した；どう反応すべきか迷っている状態 / （非標準語、主に米国の口語）動じず、影響を受けず、感心しない

When the projector failed and every slide disappeared, the presenter was left nonplussed in front of the audience.

プロジェクターが故障してスライドがすべて消えたとき、発表者は聴衆の前で当惑してしまった。

Sense（1）

Bewildered; unsure how to respond or act.

Note, the honest Quaker was nonplussed, and greatly surprised at that question.

Sense（2）

(nonstandard, chiefly US, informal) Unfazed, unaffected, or unimpressed.

more nonplussed

（ comparative ）

most nonplussed

（ superlative ）