Jam Session – Informal musical activity where musicians improvise together

(Pronounced jam seh-shn)

To remember what a jam session means use the following mnemonic:

The different musicians were all stuck in a traffic jam (jam) so decided to get out of their cars and improvise together. 

Examples of jam session in a sentence

The band had a jam session. 

A jam session can improve the quality of your musicianship. 

The song was born out of a jam session.