ˈwȯ tər ˈshāp noun, 1. A structure that uses water in an artistic way. 2. Water as art in the form of a pool, spa, fountain, natural stream, lake, etc. - wa ter shap er noun, 1. One who designs watershapes, especially professionals educated in the relevant arts and sciences. - wa ter shap ing verb, 1. The art, act or practice of watershape design.