The term 'Big Wheels' refers to a variety of large, luxurious vehicles. The crossword solutions for this term include LIMO (4 letters), LIMOS (5 letters), EMPERORS (8 letters), SEDAN (5 letters), AXLE (4 letters), HELMS (5 letters), NABOBS (6 letters), MOGULS (6 letters), HUMVEE (6 letters), TRIKES (6 letters), UTES (4 letters), SUV (3 letters), VIPS (4 letters), and TOPDOGS (7 letters). These words refer to different types of cars, from limousines and sedans to SUVs and Humvees, that are often associated with wealth and power.