The act or process of changing position or place. A meaningful or expressive change in the position of the body or a part of the body; a gesture. Active operation: set the plan in motion. The ability or power to move: lost motion in his arm. The manner in which the body moves, as in walking. A prompting from within; an impulse or inclination: resigned of her own motion. Music Melodic ascent and descent of pitch. Law An application made to a court for an order or a ruling. A formal proposal put to the vote under parliamentary procedures. A mechanical device or piece of machinery that moves or causes motion; a mechanism. The movement or action of such a device. To direct by making a gesture: motioned us to our seats. To signal by making a gesture: motioned to her to enter. go through the motions To do something in a mechanical manner indicative of a lack of interest or involvement.