Definition of knock something over in English:

knock something over

phrasal verb

informal North American
  • Rob a store or similar establishment.

    • ‘they knocked over a liquor store’
    • ‘First they're nicking comic books, then knocking off whole banks!’
    • ‘If their children develop behavioral disorders at school, drop out, turn to drugs and begin knocking off 7-Elevens—they won't be surprised.’