nonplusser en · NOUN
Etymology
From nonplus (“to bewilder or perplex”) + -er.
Meanings
-
(rare) Something which causes one to become nonplussed or confused.
This might have been a nonplusser to the average individual, but Siandish, already prepared, gave a ready reply.
1940, Sydney Horler, Tiger Standish Steps on It, London: H&S Services Yellow Jackets, published 1944, page 88:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| nonplussers | Number=Plur | lexicographic |