spontaneously experimental, free-form jazz, popularized as an avant-garde phenomenon in the 1960s by various soloists and characterized by random expression and disregard for traditional structures, tonalities, and rhythms.
Also called new thing.
Examples from the web for free jazz
The dishwasher drone of domesticity has turned into free jazz.
He played within a tradition that's usually called free jazz, and it's worth noting that it is-and already was-a tradition.
Encyclopedia Article for free jazz
free form
an approach to jazz improvisation that emerged during the late 1950s, reached its height in the '60s, and remained a major development in jazz thereafter.
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