The term 'SKA' is an offshoot of the punk genre and is a three-letter crossword solution. SKA is a genre of music that originated in Jamaica in the late 1950s and was heavily influenced by Caribbean mento and calypso music, as well as American jazz and rhythm and blues. It is characterized by a walking bass line, guitar and piano rhythms, and brass instruments. SKA has become popular around the world, with many bands playing the style in different countries.