Places for plugs can refer to a variety of different locations. Sockets, with 7 letters, are the most common place for plugs, as they are used to connect electrical appliances to a power source. Ears, with 4 letters, is another place for plugs, as it is used to refer to the holes in the side of a headphone or earphone. Drains, with 6 letters, is the last place for plugs, as it is used to refer to the openings in the bottom of a sink or bathtub that allow water to drain out.