- motion [mō′shən]n.[ME mocioun < L motio (gen. motionis), a moving < motus, pp. of movere,MOVE]1. the act or process of moving; passage of a body from one place to another; movement2. the act of moving the body or any of its parts3. a meaningful movement of the hand, eyes, etc.; gesture4. Rare the ability to move5. an impulse; inclination [of one's own motion]6. a proposal; suggestion; esp. a proposal formally made in an assembly or meeting7. Law an application to a court for a ruling, order, etc.8. Mech. a combination of moving parts; mechanism9. Music melodic progression, as a change from one pitch to another in a voice partvi.to make a meaningful movement of the hand, head, etc.; gesturevt.to direct or command by a meaningful gesture——————go through the motionsto do something from habit or according to formalities, but without enthusiasm, personal involvement, etc.——————in motionmoving; traveling or in operationmotionaladj.motionlessadj.motionlesslyadv.motionlessnessn.
English World dictionary. V. Neufeldt. 2014.