High balls are a type of alcoholic drink that is made by mixing a spirit with a non-alcoholic mixer, such as soda or juice. The term 'high ball' is derived from the shape of the glass used to serve the drink, which is tall and narrow. The crossword solution for the term 'high balls' is LOBS, which stands for Long Island Iced Tea, a popular high ball cocktail. Long Island Iced Tea is made with vodka, gin, tequila, rum, triple sec, and cola.