1 definition by 12over8inCm
the process in which a group of musicians start playing with no regard for what the other musicians are playing.
Man, i went to that jam the other night and there were 2 other guitarists, as well as 2 keyboardists and a drum circle; and nobody listened to a thing anyone else was playing... complete notemeal
by 12over8inCm June 8, 2011