§ 150.00 Arson; definitions.

As used in this article, 1. "Building", in addition to its ordinary
meaning, includes any structure, vehicle or watercraft used for
overnight lodging of persons, or used by persons for carrying on
business therein. Where a building consists of two or more units
separately secured or occupied, each unit shall not be deemed a separate
building.

2. "Motor vehicle", includes every vehicle operated or driven upon a
public highway which is propelled by any power other than muscular
power, except (a) electrically-driven invalid chairs being operated or
driven by an invalid, (b) vehicles which run only upon rails or tracks,
and (c) snowmobiles as defined in article forty-seven of the vehicle and
traffic law.