Unless otherwise expressly stated, when used in this chapter, the following terms shall have the following meanings: 
   (a)    "Taxicab company" means every corporation, company, association, joint stock association, person, firm or copartnership, their lessees, trustees, receivers or trustees appointed by any court whatsoever, owning, controlling, operating or managing any taxicab. 
   (b)    "Taxicab" means all motor-driven vehicles engaged in the business of carrying passengers for hire on the streets of the City, except motorbuses operated on regular schedules and over regularly established routes and motor vehicles operating under a contract with a metropolitan transit authority provided the operator of such vehicles has filed a copy of said contract with the Director of Public Safety. 
      (Ord. 108-1998. Passed 7-27-98.)