nonplused Meaning, Definition & Usage

  1. verb be a mystery or bewildering to
    mystify; perplex; bewilder; get; beat; puzzle; pose; amaze; vex; baffle; flummox; stick; stupefy; gravel; nonplus; dumbfound.
    • This beats me!
    • Got me--I don't know the answer!
    • a vexing problem
    • This question really stuck me
  2. adjective satellite filled with bewilderment
    at a loss; nonplussed; puzzled.
    • at a loss to understand those remarks
    • puzzled that she left without saying goodbye

WordNet