1. the practice of driving a vehicle using techniques intended to maximize fuel efficiency and minimize fuel consumption
Usage: informal; often used in automotive and environmental contexts

1. to drive a vehicle using techniques designed to achieve maximum fuel efficiency
Usage: informal; present participle or gerund form of hypermile

Examples

• Hypermiling involves maintaining steady speeds and avoiding rapid acceleration.
• She started hypermiling after gas prices increased significantly.
• Some drivers practice hypermiling by coasting downhill and minimizing air conditioning use.
• Hypermiling can extend the range of electric vehicles considerably.
• He improved his car's fuel economy by hypermiling on his daily commute.
• Extreme hypermiling techniques can sometimes compromise vehicle safety.