Wiktionary
vb. (present participle of plug in English)
Usage examples of "plugging in".
When Vax came in he turned on his holovid, plugging in a shrill slap-nag chip.
Yvette was already behind her console, busily plugging in the day's schedule.
Tommy was plugging in his soldering gun and going over the schematic circuit diagram which he had found in Murdock's radio drawer when Tug Weldon woke up from a nap and came down the hall to see how their work was coming along.
They couldn't really change what their more powerful predecessors had decreed, but they could keep adding, keep 'plugging in the holes' as time passed.
A bunch of boys had moved some amplification equipment on to the patio and were plugging in electric instruments.
Kacey said, plugging in the route she planned to follow on the terrain avoidance system.