Meaning & Definition of Overdrive in English

1. The state of high or excessive activity or productivity or concentration

• "Troops are ready to go into overdrive as soon as the signal is given"

• "Melissa's brain was in overdrive"

2. A high gear used at high speeds to maintain the driving speed with less output power

1. Drive or work too hard

• "The teacher is overworking his students"

• "Overdriving people often suffer stress"

2. Make use of too often or too extensively