What is the meaning of Socket?

Any of various concave objects (or portions of larger objects) that envelop a counterpart object.

  1. An opening into which a plug or other connecting part is designed to fit (e.g. a light bulb socket).

    An opening into which a plug or other connecting part is designed to fit (e.g. a light bulb socket).

    A hollow into a bone which a part fits, such as an eye, or another bone, in the case of a joint.

    The socket head for a socket wrench.

    A hollow tool for grasping and lifting tools dropped in a well-boring.

    The hollow of a candlestick.

    One endpoint of a two-way communication link, used for interprocess communication across a network.

    One endpoint of a two-way named pipe on Unix and Unix-like systems, used for interprocess communication.

    A steel apparatus attached to a saddle to protect the thighs and legs.

    To place or fit in a socket.

    Source: wiktionary.org