0 too excited or interested in something: --
With lupus, an overstimulated immune system attacks the body.
The pancreas becomes overstimulated and produces too much insulin.
They argue that modern racial discrimination is an overstimulated response to what might be called an "alliance" detector in the human brain.
In our current overstimulated society that is so mechanical and industrial, there is a hunger for high-level, human-crafted products.
In our electronic age we are overstimulated, overworked and yet somehow under-skilled.
Children become so overstimulated by heavy schedules of activities that they can't sleep at night.