1knock someone over, knock over someonemainly British (especially of a vehicle) strike or collide with someone so as to cause them to fall to the ground.
- ‘a boy on a bike knocked him over and broke his glasses’
2knock something over, knock over somethingNorth American informal Rob a shop or similar establishment.
- ‘they knocked over a liquor store’
- ‘If I'd knocked over a liquor store that day instead of accepting John's offer, I'd have been out of prison and off parole long before now.’