'high-energy' definitions:

Of or relating to elementary particles having energies of hundreds of thousands of electron volts

Providing a relatively large amount of energy upon undergoing a chemical reaction

Vigorously energetic or forceful; "a high-octane sales manager"; "a high-octane marketing plan"; "high-powered executives"; "a high-voltage theatrical entrepreneur" [syn: high-octane, high-powered, high-power, high-voltage, high-energy]