OVERTURN

[verb] - to (cause) to turn overThe car skidded off the road, hit a tree and overturned. [I]It seems as if the boat was overturned by an unusually large wave. [T]The burglars overturned all the furniture in the house. [T](figurative) The Court of Appeal overturned the earlier decision (= said that it had been wrong). [T]In a British election, if someone's majority is overturned, they are defeated.The Labour candidate unexpectedly overturned the long-standing Tory majority. [T]