Smash Hits is a term used to describe popular songs that have achieved great success. The term 'Homers' (6 letters) is a baseball term used to describe a home run, which is when a batter hits the ball and runs all the way around the bases to score a run. Similarly, the term 'WOWS' (4 letters) is used to describe something that is impressive or exciting. Both terms are used to describe the success of a song that has become a smash hit.