SHEATH

noun (plural ~s) see: shed Date: before 12th century a case for a blade (as of a knife), an investing cover or case of a plant or animal body or body part: as, the tubular fold of skin into which the penis of many mammals is retracted, b. the lower part of a leaf (as of a grass) when surrounding the stem, an en~ing spathe, any of various covering or supporting structures that are applied like or resemble in appearance or function the ~ of a blade: as, ~ing 2, a woman's close-fitting dress that is usually worn without a belt, condom 1