cause to overturn from an upright or normal position;
"The cat knocked over the flower vase"
"the clumsy customer turned over the vase"
"he tumped over his beer"
overcome with amazement;
"This boggles the mind!"
- Sometimes hurricanes of dreams still knock them over.
- In the third round,he got the upper hand over his opponent and knocked him out.
- bowl over 击倒