Pronunciation: (wô'tur-märk", wot'ur-),[key] —n. 1. a mark indicating the height to which water rises or has risen, as in a river or inlet.
2. See water line (def. 5).
3. a figure or design impressed in some paper during manufacture, visible when the paper is held to the light.
—v.t. 1. to mark (paper) with a watermark.
2. to impress (a design, pattern, etc.), as a watermark.