The question took her aback for a moment, and Emi nearly laughed- but Era was earnest in her asking, so she was serious in her reply. "Oh, little one, I could tell you the definition of it, but it would do you little good. Knowing that it is moving your feet and your body in time with the music does not speak of the true feeling when you feel the rhythm coursing through you to your very fingertips and toes."