jam session

[ jam sesh-uhn ]

noun

1. Music.
   1. a meeting of a group of musicians, especially jazz musicians, to improvise, experiment, or play for their own enjoyment.
   2. an impromptu musical performance, especially of jazz.
   3. a special performance by musicians, especially jazz musicians, who do not regularly play together.
2. an informal, freely collaborative meeting, conference, or discussion:

   The event was a laid-back jam session for creatives to get together and network.

jam session

noun

1. slang.
   an unrehearsed or improvised jazz or rock performance

Word History and Origins

Origin of jam session¹

First recorded in 1930–35; perhaps jam ¹, or shortening of jamboree

Word History and Origins

Origin of jam session¹

C20: probably from jam ¹

Example Sentences

It also has a USB output so you can send your jam session directly to a phone or computer for livestreaming or recording.

From Popular-Science

Darkside emerged from free-form jam sessions, but eventually coalesced during the 2012 summer that the pair spent in Paris.

From Washington Post

Still others, like climbing celebrity Nirmal “Nims” Purja, flaunted the rules with abandon, hosting a maskless jam session with American pop star Mike Posner in a crowded dining tent.

From Outside Online

Mumford Sons, “Hopeless Wanderer” That one time Jason Bateman, Ed Helms, Will Forte, and Jason Sudeikis had a jam session.

From The Daily Beast