The term 'Til You Drop!' can be summarized by two crossword solutions: BOP (3 letters) and SHOP (4 letters). BOP stands for Break Out Party, which is a type of dance party that originated in the United States in the 1950s. It is characterized by its upbeat music and energetic dancing. SHOP stands for SHOP 'til You Drop, which is an expression used to describe someone who is shopping for a long period of time. This phrase is often used to describe someone who is shopping for a large amount of items or spending a lot of money.