<p><strong>Noun</strong></p><ul><li>Also called bebop.</li><li>early modern jazz developed in the early 1940s and characterized by often dissonant triadic and chromatic chords, fast tempos and eccentric rhythms, intricate melodic lines punctuated by pop-tune phrases, and emphasizing the inventiveness of soloists.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>bopped</li><li>bop·ping.</li><li>Slang. to move, go, or proceed (often followed by on down): Let's bop on down to the party.</li></ul>