Md. Code, Criminal Law § 6–401

(a) In this subtitle the following words have the meanings indicated.

(b) (1) “Off-road vehicle” means a motorized vehicle designed for or capable of cross-country travel on or immediately over land, water, snow, ice, marsh, swampland, or other natural terrain.

(2) “Off-road vehicle” includes:

(i) a four-wheel drive or low-pressure-tire vehicle;

(ii) a motorcycle or a related two-wheel vehicle;

(iii) an amphibious machine;

(iv) a ground-effect vehicle; and

(v) an air-cushion vehicle.

(c) “Vehicle” has the meaning stated in § 11-176 of the Transportation Article.

(d) “Wanton” retains its judicially determined meaning.