Provided are a washing method and washing machine. According to an aspect of the present invention, there is provided a washing method including: performing an eco-rinsing process where a drum rotates in a state where at least a portion of a laundry is pressed against an inner wall of the drum and wash water is sprayed into the drum; performing an intermediating process for reducing an RPM of the drum to an RPM at which at least a portion of the laundry is pressed against an inner wall of the drum; and performing an eco-rinsing process where the drum is accelerated and the wash water is sprayed into the drum.