Literal Meaning (to turn over):
* The strong winds overturned the picnic table.
* The child overturned the glass of milk, splashing it all over the floor.
* The car overturned after skidding on the icy road.
Figurative Meaning (to reverse, to change a decision):
* The court overturned the original verdict.
* The new evidence could overturn the entire investigation.
* Public pressure forced the government to overturn its decision to raise taxes.
Other Examples:
* The revolution overturned the old regime.
* The team overturned their opponents' lead in the final minutes.
* The company's new CEO hopes to overturn years of declining profits.
Remember: The meaning of "overturn" depends on the context. Pay attention to the subject and object of the sentence to understand what is being overturned.