nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A style of jazz that emerged by the early 1950s, characterized by rhythmic and emotional restraint, extensive legato passages, and a reflective character.
Origin: On the model of hot jazz, bop.