Md. Code, Transportation § 11–104

“Bicycle” means:

(1) A vehicle that:

(i) Is designed to be operated by human power;

(ii) Has two or three wheels, of which one is more than 14 inches in diameter; and

(iii) Has a drive mechanism other than by pedals directly attached to a drive wheel;

(2) An electric bicycle;

(3) A moped; or

(4) An electric low speed scooter.