Plugged
Plugged is the past participle of the verb plug and is used as an adjective in several senses. It commonly refers to being connected to or supplied by an electrical outlet or power source, or to a device that is connected via a plug. The opposite form is unplugged.
In electrical contexts, a plugged device draws power from a source via a plug, and a plugged-in
In music and performance, plugged describes electronic amplification, such as a plugged guitar, as opposed to
In media and advertising, to plug something means to promote it; a plug is a promotional mention,
In plumbing and general sealing, to plug a hole or drain means to block it; a plugged
In computing and networking, a device may be described as plugged in to indicate network connectivity, or