cork

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

• noun The lightweight elastic outer bark of the cork oak, used especially for bottle closures, insulation, floats, and crafts.
• noun Something made of cork, especially a bottle stopper.
• noun A bottle stopper made of other material, such as plastic.
• noun A small float used on a fishing line or net to buoy up the line or net or to indicate when a fish bites.
• noun Botany A nonliving, water-resistant protective tissue that is formed on the outside of the cork cambium in the woody stems and roots of many seed plants.
• transitive verb To stop or seal with or as if with a cork.
• transitive verb To restrain or check; hold back.
• transitive verb To blacken with burnt cork.

from The Century Dictionary.

• noun A bristle; in the plural, bristles; beard.
• noun A corruption of calk.
• noun The name given in the Highlands of Scotland to the lichen Lecanora tartarea, yielding a crimson or purple dye. See cudbear.
• noun A species of oak, Quercus Suber, growing in the south of Europe (especially in Spain and Portugal) and in the north of Africa, having a thick, rough bark, for the sake of which it is often planted. It grows to the height of from 20 to 40 feet, and yields bark every 6 to 10 years for 150 years.
• noun ‐2. The outer bark of this oak, which is very light and elastic, and is used for many purposes, especially for stoppers for bottles and casks, for artificial legs, for inner soles of shoes, for floats of nets, etc.
• noun In botany, a constituent of the bark of most phænogamous plants, especially of dicotyledons.
• noun Something made of cork.
• noun A stopper or bung for a bottle, cask, or other vessel, cut out of cork; also, by extension, a stopper made of some other substance: as, a rubber cork. A small float of cork used by anglers to buoy up their fishing-lines or to indicate when a fish bites or nibbles; by extension, any such float, even when not made of cork.
• Made of or with cork; consisting wholly or chiefly of cork.
• noun plural A game played with corks colored differently on the sides and so trimmed that they may fall either way, the players betting on whether the majority thrown will fall red or black. Sometimes called props.
• noun In France and Belgium, a game, a mixture of quoits and bowls.
• noun A variety of skittle-pool.
• In currying, to grain.
• To stop or bung with a piece of cork, as a bottle or cask; confine or make fast with a cork.
• To stop or check as if with a cork, as a person speaking; silence suddenly or effectually: generally with up: as, this poser corked him up; cork (yourself) up.
• To blacken with burnt cork, as the face, to represent a negro.

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

• transitive verb To stop with a cork, as a bottle.
• transitive verb To furnish or fit with cork; to raise on cork.
• noun The outer layer of the bark of the cork tree (Quercus Suber), of which stoppers for bottles and casks are made. See cutose.
• noun A stopper for a bottle or cask, cut out of cork.
• noun A mass of tabular cells formed in any kind of bark, in greater or less abundance.
• noun a jacket having thin pieces of cork inclosed within canvas, and used to aid in swimming.
• noun (Bot.) the species of oak (Quercus Suber of Southern Europe) whose bark furnishes the cork of commerce.

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

• noun uncountable The bark of the cork oak, which is very light and porous and used for making bottle stoppers, flotation devices, and insulation material.
• noun A bottle stopper made from this or any other material.
• noun An angling float, also traditionally made of oak cork.
• noun The cork oak.
• noun botany The tissue that grows from the cork cambium.
• verb transitive To seal or stop up, especially with a cork stopper.
• verb transitive To blacken (as) with a burnt cork
• verb To leave the cork in a bottle after attempting to uncork it.
• verb slang To be quiet.
• verb To fill with cork, as the center of a baseball bat.
• verb transitive, Australia To injure through a blow; to induce a haematoma.

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

• verb stuff with cork
• noun (botany) outer tissue of bark; a protective layer of dead cells
• noun a small float usually made of cork; attached to a fishing line
• noun outer bark of the cork oak; used for stoppers for bottles etc.
• verb close a bottle with a cork
• noun the plug in the mouth of a bottle (especially a wine bottle)
• noun a port city in southern Ireland