What is the meaning of surprise?

noun

• The astonishment you feel when something totally unexpected happens to you.
• A sudden unexpected event.
• The act of surprising someone.
  • synonyms: surprisal

verb

• Cause to be surprised.
  • usage: "The news really surprised me"
• Come upon or take unawares.
  • usage: "She surprised the couple"; "He surprised an interesting scene"
• Attack by storm; attack suddenly.
  • synonyms: storm