
Feed off
Nature's Circle
This usage often relates to natural or energy cycles, stressing interdependence in ecosystems.
The forest ecosystem feeds off a balance between predators and prey.
Metaphor Alert
'Feed off' in this sense can be metaphorical, describing a process rather than physical eating.
He feeds off positive feedback to boost his performance.
Emotional Fuel
It's often used to discuss things that provide emotional or spiritual energy.
Musicians sometimes feed off the crowd's energy during a concert.