rye

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A Romani man.
• noun A cereal grass (Secale cereale) of cool climates, widely cultivated for its grain.
• noun The grain of this plant, ground into flour or used in making whiskey and for livestock feed.
• noun Rye bread.
• noun Whiskey made from the grains of this plant.

from The Century Dictionary.

• noun The cereal plant Sccale cerealc, or its seeds.
• noun In heraldry, a bearing representing a stalk of grain with the ear bending downward, thus distinguished from wheat, in which the ear is erect.
• noun Whisky made from rye. [Colloq., U. S.]
• noun A disease in hawks which causes the head to swell.
• noun A gentleman; a superior person: as, a Rommany rye.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Bot.) A grain yielded by a hardy cereal grass (Secale cereale), closely allied to wheat; also, the plant itself. Rye constitutes a large portion of the breadstuff used by man.
• noun A disease in a hawk.
• noun (Bot.) See under Grass. See also Ray grass, and Darnel.
• noun (Bot.) any plant of the genus Elymus, tall grasses with much the appearance of rye.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Caraway (from the mistaken assumption that the whole seeds, often used to season rye bread, are the rye itself)
• noun Ryegrass, any of the species of Lolium.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun whiskey distilled from rye or rye and malt
• noun hardy annual cereal grass widely cultivated in northern Europe where its grain is the chief ingredient of black bread and in North America for forage and soil improvement
• noun the seed of the cereal grass