United States Code, 2017 Edition
Title 1 - GENERAL PROVISIONS
CHAPTER 1 - RULES OF CONSTRUCTION
Sec. 4 - Vehicle" as including all means of land transportation
From the U.S. Government Publishing Office, www.gpo.gov
§4. "Vehicle" as including all means of land transportation
The word "vehicle" includes every description of carriage or other artificial contrivance used, or capable of being used, as a means of transportation on land.
(July 30, 1947, ch. 388, 61 Stat. 633.)