jam session

noun

: an often impromptu performance by a group especially of jazz musicians that is characterized by improvisation

Examples of jam session in a Sentence

Recent Examples on the Web

Passengers on a flight from St. Louis to Seattle got an unexpected pick-me-up when jazz saxophonist Dave Koz and bandmates held an impromptu jam session in the aisle while the plane was stuck on the tarmac hundreds of miles from their final destination. —Becky Bohrer, Fortune, 20 Aug. 2025

Live, her shows feature virtuoso playing and clear, strong country vocal stylings, mixed with a relaxed air that feels akin to jam session-style pickin' parties. —Marcus K. Dowling, The Tennessean, 15 Aug. 2025

In 1978, Jeannie and Jimmy started their popular weekly Sunday jam sessions, first at the Sheraton Harbor Island, then at the Bahia Hotel. —George Varga, San Diego Union-Tribune, 10 Aug. 2025

These camps, often funded by record labels or publishers, can center on a specific artist or be a general jam session. —Steven J. Horowitz, Variety, 24 July 2025

Word History

Etymology

jam entry 3

First Known Use

1933, in the meaning defined above

Rhymes for jam session

• accession
• aggression
• compression
• concession
• confession
• depression
• digression
• discretion
• expression
• impression
• obsession
• oppression

Kids Definition

jam session

noun

: an informal performance by a group of musicians (as jazz musicians) who often invite visitors to join in