A person with a great deal of power or influence, especially a high-ranking person in an organization.
A Ferris wheel.
A low-riding tricycle with a large front wheel.
A person of considerable importance who is a major decision maker or capable achiever; an especially significant organization or an especially functional object.
A player with a favorable batting average who is especially good at hitting the ball deep into the outfield or farther.
In any sport, a strong, physical player who is particularly effective.