The crossword solution for the term 'Rebel Without a CAUSE' is CAUSE, which has five letters. The phrase 'Rebel Without a CAUSE' is a popular phrase that was made famous by the 1955 film of the same name starring James Dean. The phrase is used to describe someone who rebels against authority without any clear purpose or CAUSE. It is often used to describe teenagers who act out in an attempt to find their place in the world.