What does "traction" mean?

Traction: Specifically, the act of drawing a body along a plane by motive power, as the drawing of a carriage by men or horses, the towing of a boat by a tug.

Additional senses

  1. 2.Attraction; a drawing toward. [R.]
  2. 3.The adhesive friction of a wheel on a rail, a rope on a pulley, or the like. Knight. Angle of traction (Mech.), the angle made with a given plane by the line of direction in which a tractive force acts. -- Traction engine, a locomotive for drawing vehicles on highways or in the fields.

Sources