To subdue someone by superior force.
We overpowered the opposing army within a couple of hours.
To excel or exceed in power; to cause to yield; to subdue.
Bright light overpowers the eyes.
To render imperceptible by means of greater strength, intensity etc.
The dish was OK, but the garlic slightly overpowered the herbs.
To make excessively powerful.
That overpowers; so strong as to be overwhelming.