{f} remove an electrical plug from a socket; disconnect from an electrical current; remove an obstruction (drain, etc.)
If you unplug an electrical device or telephone, you pull a wire out of a socket so that it stops working. I had to unplug the phone. plug in. to disconnect a piece of electrical equipment by pulling its plug out of a socket
{s} recorded or played with acoustic instruments and not with amplified instruments (of rock music or pop musice); being not connected (Internet Slang)
If a pop group or musician performs unplugged, they perform without any electric instruments. Do you remember when everyone got a bit tired of electronic clutter and went unplugged and acoustic?. if a group of musicians perform unplugged, they perform without electric instruments