Clog n.
 1. That which hinders or impedes motion; hence, an encumbrance, restraint, or impediment, of any kind.
    All the ancient, honest, juridical principles and institutions of England are so many clogs to check and retard the headlong course of violence and opression.   --Burke.
 2. A weight, as a log or block of wood, attached to a man or an animal to hinder motion.
 As a dog . . . but chance breaks loose,
 And quits his clog.   --Hudibras.
    A clog of lead was round my feet.   --Tennyson.
 3. A shoe, or sandal, intended to protect the feet from wet, or to increase the apparent stature, and having, therefore, a very thick sole. Cf. Chopine.
    In France the peasantry goes barefoot; and the middle sort . . . makes use of wooden clogs.   --Harvey.
 Clog almanac, a primitive kind of almanac or calendar, formerly used in England, made by cutting notches and figures on the four edges of a clog, or square piece of wood, brass, or bone; -- called also a Runic staff, from the Runic characters used in the numerical notation.
 Clog dance, a dance performed by a person wearing clogs, or thick-soled shoes. -- Clog dancer.


 clog dancer
      n : someone who does clog dancing