A "charger plug" refers to the part of an electronic device that connects to a power source in order to charge it up.
Sentences with «charger plug»
Remember to have your nook charger plugged in while doing this procedure. (blog.the-ebook-reader.com)
Will my phone charger plug into the power outlets? (grandbaymen.com)
While the technology has been developed, it is of course a pretty complicated and expensive way to get your car charger plugged in at the end of the day. (techtimes.com)