Definition of stick 'em up! in English:

stick 'em up!

phrase

informal
  • Hands up! (spoken by a person threatening someone else with a gun).

    • ‘‘Stick 'em up!’ they yelled in unison.’
    • ‘‘Stick 'em up,’ he rasped as he approached from behind.’
    • ‘‘Stick 'em up,’ she said. He did. ‘Take off the jacket, real slow.’’