pointer
point.er \'po.int-*r\ n 1: one that furnishes with points 2a: one that points out; specif : a rod used to direct attention pl, cap 2b: the two stars in the Great Bear a line through which points to the Nort h Star 3: a large strong slender smooth-haired gundog that hunts by scent and indi cates the presence of game by pointing 4: a useful suggestion or hint : TIP