What is "precharged"

Usage examples of "precharged".

Thus Norman, through his usual system of trial and error, had perfected an efficient though weighty set of precharged solid-cell batteries which were strapped about his waist very much in the nature of Batman's utility belt.

Also, I supposed the shield might neutralize them if they were precharged " "So you're saying you knew they probably wouldn't deal with us.

With the servos in his armor set to stealth and his varigun precharged to keep it quiet, he'd crawled into a cunning position behind the Rixwoman, separated from her only by the translucent bricks that formed the sunwall in this part of the garden.