Sheet1  —n. 1 large rectangle of cotton etc. Used esp. In pairs as inner bedclothes. 2 broad usu. Thin flat piece of paper, metal, etc. 3 wide expanse of water, ice, flame, falling rain, etc. 4 page of unseparated postage stamps. 5 derog. Newspaper. —v. 1 provide or cover with sheets. 2 form into sheets. 3 (of rain etc.) Fall in sheets. [old english]