coyote

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

• noun A wolflike carnivorous mammal (Canis latrans) of North and Central America, having grayish-brown or yellowish fur, large erect ears, and a drooping bushy tail.
• noun A firefighter who is sent to battle remote, usually very severe forest fires, often for days at a time.
• noun Slang A person who smuggles illegal immigrants into the United States, especially across the Mexican border.

from The Century Dictionary.

• noun The Spanish and now the usual name of the common prairie- or barking-wolf of western North America, Canis latrans, abundant almost everywhere from the great plains to the Pacific.
• noun No less than eleven species of coyotes have been recognized by Merriam, the name Canis latrans being restricted to the eastern form whose type-locality is Iowa. The species from Lower California is C. peninsuiæ; the Californian form is C. ochropus; and that from Indian Territory is C. frustror.

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

• noun (Zoöl.) A carnivorous animal (Canis latrans), allied to the dog, found in the western part of North America; -- called also prairie wolf. Its voice is a snapping bark, followed by a prolonged, shrill howl.

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

• noun Canis latrans, a species of canine native to North America.
• noun A smuggler of illegal immigrants across the land border from Mexico into the United States of America.
• verb To prospect for gold by manually digging holes into overlying earth, as into a hillside.

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

• noun someone who smuggles illegal immigrants into the United States (usually across the Mexican border)
• noun a forest fire fighter who is sent to battle remote and severe forest fires (often for days at a time)
• noun small wolf native to western North America