Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Origin: nonplus 'state of confusion' (16-19 centuries), from Latin non plus 'no more'

nonplussed

adjective
     
non‧plussed also nonplused American English [not before noun]
so surprised by something that you do not know what to say or do
nonplussed by/at
Billy was completely nonplussed by Elliot's refusal.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary