Nonplus
Pronunciation : Non"plus
Part of Speech : n.
Etymology : [L. non not + plus more, further. See Plural.]
Definition : Defn: A state or condition which daffles reason or confounds judgment; insuperable difficalty; inability to proceed or decide; puzzle; quandary. Both of them are a perfect nonplus and baffle to all human understanding. South.
Source : Webster's Unabridged Dictionary, 1913
Pronunciation : Non"plus`
Part of Speech : v.
Definition : Defn: To puzzle; to confound; to perplex; to cause to stop by embarrassment. He has been nonplused by Mr. Dry's desiring him to tell what it was that he endeavored to prove. Spectator.
t. [imp. & p. p. Nonplused or Nonplussed; p. pr. & vb. n. Nonplusing or Nonplussing.]
Source : Webster's Unabridged Dictionary, 1913