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

Batiste did so with such skill, joy and verve, his playing at times suggested a heady jam session by Keith Jarrett, Fats Waller, Yuja Wang and Allen Toussaint. —George Varga, San Diego Union-Tribune, 20 Sep. 2025

New discoveries, Ones to Watch The festival is filled with surprises from standout sets, raw jam sessions, secret gigs, album drops, and live recordings. —Joanne Shurvell, Forbes.com, 15 Sep. 2025

Comedy was their communication, their jam session, their way of connecting. —Owen Gleiberman, Variety, 13 Sep. 2025

That communal void is felt by Craig Waterman (Robinson) following the termination of his brief friendship with Austin (Paul Rudd), the cool new neighbor who, in the first act, magically injects Craig’s life with a male friend group, outdoor adventures, jam sessions, and evening hangs. —Chris O'Falt, IndieWire, 12 Sep. 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