The term 'MANY A MARLEY FAN' can be summarized by the crossword solution RASTA, which is a five-letter word. Rastafarianism is a religious and social movement that originated in Jamaica in the 1930s. It is based on the teachings of Marcus Garvey, who believed that black people should return to their African homeland. The followers of Rastafarianism are known as Rastafarians, and they often wear dreadlocks and listen to reggae music, particularly the music of Bob Marley. Therefore, many Marley fans are likely to be Rastafarians.