bark

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

• noun The tough outer covering of the woody stems and roots of trees, shrubs, and other woody plants. It includes all tissues outside the vascular cambium.
• noun A specific kind of bark used for a special purpose, as in tanning or medicine.
• transitive verb To remove bark from (a tree or log).
• transitive verb To rub off the skin of; abrade.
• transitive verb To tan or dye (leather or fabric) by steeping in an infusion of bark.
• transitive verb To treat (a patient) using a medicinal bark infusion.
• noun The harsh sound uttered by a dog.
• noun A sound, such as a cough, that is similar to a dog's bark.
• intransitive verb To utter a bark.
• intransitive verb To make a sound similar to a bark.
• intransitive verb To speak sharply; snap.
• intransitive verb To work as a barker, as at a carnival.
• intransitive verb To utter in a loud, harsh voice.
• idiom (bark up the wrong tree) To misdirect one's energies or attention.
• noun A sailing ship with from three to five masts, all of them square-rigged except the after mast, which is fore-and-aft rigged.
• noun A small vessel that is propelled by oars or sails.

from The Century Dictionary.

• To utter an abrupt explosive cry: said of a dog, and hence of other animals.
• Figuratively, to clamor; pursue with unreasonable clamor or reproach: usually followed by at.
• To cough.
• To utter or give forth with a bark.
• To break out with: as, to bark out flame.
• noun The abrupt explosive cry of a dog; hence, a cry resembling that of the dog, uttered by some other animals.
• noun Generally, the covering of the woody stems, branches, and roots of plants, as distinct and separable from the wood itself.
• noun Specifically— In pharmacy, Peruvian or Jesuits' bark (see Cinchona).
• noun In tanning, oak and hemlock barks.
• To strip off the bark of, or remove a circle of bark from, as a tree; peel; specifically, to scrape off the outer or dead bark of. See barking, 1.
• Hence To strip or rub off the outer covering of (anything, as the skin): as, to bark one's shins.
• To cover or inclose with bark: as, to bark a house.
• To cover, as the bark does a tree; incrust.
• To apply bark to, as in the process of tanning; tan.
• To color with an infusion or a decoction of bark: as, to bark sails or cordage.
• To kill (game) by the concussion of a bullet which strikes the bark of a limb at the spot on which the animal is crouched, or by the flying bark.
• noun Nautical, a three-masted vessel, fore-and-aft rigged on the mizzenmast, the other two masts being square-rigged.
• noun A vessel of any kind, especially a sailing vessel of small size.

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

• intransitive verb To make a short, loud, explosive noise with the vocal organs; -- said of some animals, but especially of dogs.
• intransitive verb To make a clamor; to make importunate outcries.
• noun The short, loud, explosive sound uttered by a dog; a similar sound made by some other animals.
• transitive verb To strip the bark from; to peel.
• transitive verb To abrade or rub off any outer covering from; as to bark one's heel.
• transitive verb To girdle. See Girdle, v. t., 3.
• transitive verb To cover or inclose with bark, or as with bark.
• noun Formerly, any small sailing vessel, as a pinnace, fishing smack, etc.; also, a rowing boat; a barge. Now applied poetically to a sailing vessel or boat of any kind.
• noun (Naut.) A three-masted vessel, having her foremast and mainmast square-rigged, and her mizzenmast schooner-rigged.

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

• noun obsolete A small sailing vessel, e.g. a pinnace or a fishing smack; a rowing boat or barge.
• noun poetic a sailing vessel or boat of any kind.
• noun nautical A three-masted vessel, having her foremast and mainmast square-rigged, and her mizzenmast schooner-rigged.
• verb intransitive To make a short, loud, explosive noise with the vocal organs (said of animals, especially dogs).
• verb intransitive To make a clamor; to make importunate outcries.
• verb transitive To speak sharply.
• noun The short, loud, explosive sound uttered by a dog.