Definitions by primussucks
rainbow bass
the six string fretless bass owned by primus frontman les claypool.it is made from different woods (walnut, curly maple, padauk, purple heart, ebony and cocobolo) these are in a striped pattern which is why it is called the rainbow bass.it was made by carl thompson basses and cost $10,000.
rainbow bass by primussucks June 24, 2005