What is the meaning of stupefied?

verb

• Make dull or stupid or muddle with drunkenness or infatuation.
  • synonyms: besot, stupefy
• Be a mystery or bewildering to.
  • usage: "This beats me"; "Got me-I don't know the answer"; "a vexing problem"; "This question really stuck me"
  • synonyms: perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound
• Make senseless or dizzy by or as if by a blow.
  • usage: "stun fish"
  • synonyms: stun, stupefy

adjective

• As if struck dumb with astonishment and surprise.
  • usage: "a circle of policement stood dumbfounded by her denial of having seen the accident"; "the flabbergasted aldermen were speechless"; "was thunderstruck by the news of his promotion"
  • synonyms: dumbfounded, dumfounded, flabbergasted, thunderstruck, dumbstruck, dumbstricken
• In a state of mental numbness especially as resulting from shock.
  • usage: "he had a dazed expression on his face"; "lay semiconscious, stunned (or stupefied) by the blow"; "was stupid from fatigue"
  • synonyms: dazed, stunned, stupid