waterproof: Meaning and Definition of
wa•ter•proof
Pronunciation: (wô'tur-prf", wot'ur-), [key] — adj.
- impervious to water.
- rendered impervious to water by some special process, as coating or treating with rubber: a waterproof hat.
—n. - a raincoat or other outer coat impervious to water.
- any of several coated or rubberized fabrics that are impervious to water.
—v.t. - to make waterproof.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.