A slot car (sometimes, slotcar) is a powered miniature auto or other vehicle that is guided by a groove or slot in the track on which it runs.
MoveOn is a community of more than 8 million Americans from all walks of life who use the connective power of the Internet to lead, participate in, and win campaigns for progressive change.
Noun. 1. movement-a change of position that does not entail a change of location; the reflex motion of his eyebrows revealed his surprise; movement is a sign of life; an impatient move of his hand; gastrointestinal motility. motility, motion, move.