1. to become too hot or to make something too hot
2. to become too excited or agitated
Usage: figurative

Examples

• The car engine began to overheat on the long uphill drive.
• Don’t overheat the milk or it will curdle.
• My laptop tends to overheat when running multiple programs.
• The debate started to overheat when personal attacks began.
• The radiator overheated and steam poured from under the hood.
• Try not to overheat the discussion with emotional arguments.