Definition of wouldn't you like to know? in English:

wouldn't you like to know?

phrase

informal
  • Used to express one's intention to keep something secret despite another's curiosity.

    ‘‘You're loaded, aren't you, Bella?’ ‘Wouldn't you like to know?’’
    • ‘‘Where are you going?’ asked Pete. ‘Wouldn't you like to know?’ she said, heading for the door.’
    • ‘‘How did he get out?’ Aubrey smirked. ‘Wouldn't you like to know?’’