1. to keep something in good condition by taking care of it
2. to continue to have or keep something at the same level
3. to state or assert that something is true

Examples

• The city maintains all the public parks.
• She maintains her car by getting regular oil changes.
• The company struggled to maintain its profits during the recession.
• He maintains that he was not at the scene of the crime.
• The scholarship helps maintain students through college.
• They maintain a close friendship despite living far apart.
• The building requires constant work to maintain its historic appearance.