country music

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

• noun Popular music based on the folk style of the southern rural United States or on the music of cowboys in the American West.

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

• noun music A style of popular music that originated in the folk music of the rural population of the southern and western United States. Characterized by twangy guitars, fiddles, banjos and simple melodies.

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

• noun a simple style of folk music heard mostly in the southern United States; usually played on stringed instruments