The word "dodgem" means a type of fairground ride where small electric cars are driven around a track and bumped into each other. However, there are several synonyms for the word "dodgem" that can be used interchangeably such as bumper cars, smash-up derby, crash cars, and whip cars. The term "bumper cars" is the most commonly used synonym worldwide. "Smash-up derby" is the term more commonly used in the United States of America while "crash cars" is frequently used in the United Kingdom. On the other hand, "whip cars" is a lesser-known synonym, but is still sometimes used to describe the same ride.