RSA 147-A:2
VII. "Hazardous waste'' means a solid, semi-solid, liquid or contained gaseous waste, or any combination of these wastes:
(a) Which, because of either quantity, concentration, or physical, chemical, or infectious characteristics may:
(1) Cause or contribute to an increase in mortality or an increase in irreversible or incapacitating reversible illness; or
(2) Pose a present or potential threat to human health or the environment when improperly treated, stored, transported, disposed of or otherwise mismanaged.
(b) Or which has been identified as a hazardous waste by the department using the criteria established under RSA 147-A:3, I or as listed under RSA 147-A:3, II. Such wastes include, but are not limited to, those which are reactive, toxic, corrosive, ignitable, irritants, strong sensitizers or which generate pressure through decomposition, heat or other means. Such wastes do not include radioactive substances that are regulated by the Atomic Energy Act of 1954, as amended, or household pharmaceutical wastes collected pursuant to RSA 318-E.
RSA 149-M:4
XXII. "Solid waste'' means any matter consisting of putrescible material, refuse, residue from an air pollution control facility, and other discarded or abandoned material. It includes solid, liquid, semisolid or contained gaseous material resulting from industrial, commercial, mining, and agricultural operations, and from community activities. For purposes of this chapter, it does not include hazardous waste as defined in RSA 147-A:2; solid or dissolved materials in irrigation return flows; cut or uprooted tree stumps buried on-site with local approval if required, provided that such burial locations are not located within 75 feet of any drinking water supply; municipal and industrial discharges which are point sources subject to permits under section 402 of the federal Water Pollution Control Act, as amended; source, special nuclear or by-product material as defined by the Atomic Energy Act of 1954, as amended; or septage or sludge as defined in RSA 485-A:2, IX-a and XI-a.
RSA 215-A:1
I-b. "All terrain vehicle (ATV)'' means any motor-driven vehicle which is designed or adapted for travel over surfaces other than maintained roads with one or more non-highway tires, having capacity for passengers or other payloads, not to exceed unladen dry weight of 1,000 pounds, and not to exceed 50 inches in width. For the purposes of this chapter, all vehicles within this definition shall be classified as off highway recreational vehicles.
VI. "Off highway recreational vehicle'' means any mechanically propelled vehicle used for pleasure or recreational purposes running on rubber tires, tracks, or cushion of air and dependent on the ground or surface for travel, or other unimproved terrain whether covered by ice or snow or not, where the operator sits in or on the vehicle. All legally registered motorized vehicles when used for off highway recreational purposes shall fall within the meaning of this definition; provided that, when said motor vehicle is being used for transportation purposes only, it shall be deemed that said motor vehicle is not being used for recreational purposes. For purposes of this chapter "off highway recreational vehicle'' shall be abbreviated as OHRV. OHRVs shall include any pedaled vehicle equipped with a motor that is not included in the definition of electric bicycle and utility terrain vehicles, but shall not include snowmobiles as defined in RSA 215-C or electric bicycles as defined in RSA 259:27-a.
XIII. "Snowmobile'' means any vehicle propelled by mechanical power that is designed to travel over ice or snow supported in part by skis, tracks, or cleats. Only vehicles that are no more than 54 inches in width and no more than 1200 pounds in weight shall be considered snowmobiles under this chapter. Snowmobiles shall not include OHRVs.
RSA 236:112
I. "Junk yard'' means a place used for storing and keeping, or storing and selling, trading, or otherwise transferring old or scrap copper, brass, rope, rags, batteries, paper, trash, rubber debris, waste, or junked, dismantled, or wrecked motor vehicles, or parts thereof, iron, steel, or other old or scrap ferrous or nonferrous material. As used in this subdivision, the term includes, but is not limited to, the following types of junk yards:
(a) Automotive recycling yards, meaning a motor vehicle junk yard, as identified in subparagraph (c), the primary purpose of which is to salvage multiple motor vehicle parts and materials for recycling or reuse;
(b) Machinery junk yards, as defined in paragraph III; and
(c) Motor vehicle junk yards, meaning any place, not including the principal place of business of any motor vehicle dealer registered with the director of motor vehicles under RSA 261:104 and controlled under RSA 236:126, where the following are stored or deposited in a quantity equal in bulk to 2 or more motor vehicles:
(1) Motor vehicles which are no longer intended or in condition for legal use according to their original purpose including motor vehicles purchased for the purpose of dismantling the vehicles for parts or for use of the metal for scrap; and/or
(2) Used parts of motor vehicles or old iron, metal, glass, paper, cordage, or other waste or discarded or secondhand material which has been a part, or intended to be a part, of any motor vehicle.
III. "Machinery junk yard'' means any yard or field used as a place of storage in which there is displayed to the public view, junk machinery or scrap metal that occupies an area of 500 square feet.
RSA 259:60
"Motor vehicle'' shall mean:
I. Except where otherwise specified in this title, any self-propelled vehicle not operated exclusively on stationary tracks, including ski area vehicles;
II. As used in RSA 261:148 relative to municipal permits for registration, includes all trailers and semi-trailers as defined herein and travel trailers as determined by the commissioner of revenue administration; however, snowmobiles as defined herein, mobile homes, house trailers and mopeds shall not be so included;
III. For purposes of the financial responsibility statutes, any self-propelled vehicle not operated exclusively upon stationary tracks, except farm tractors, crawler-type tractors, electric bicycles, and mopeds;
IV. For purposes of the road toll statutes, all vehicles, engines, machines, or mechanical contrivances, except electric personal assistive mobility devices as defined in RSA 269:1, which are propelled on the public highways by internal combustion engines, electric motors, steam engines, or other alternate sources of energy except human or animal power.
V. As used in RSA 260:14, relative to motor vehicle records, vehicles described in paragraph I and vessel as defined by RSA 270-E:2I, XI.
RSA 270:2
IX. The term "seaplane'' means any aircraft on floats or an amphibian aircraft with a hull and sponson, which is capable of landing on land or water.
RSA 270:73, V
V. "Ski craft'' means any motorized watercraft or private boat which is less than 13 feet in length as manufactured, is capable of exceeding a speed of 20 miles per hour, and has the capacity to carry not more than the operator and one other person while in operation. The term includes a jet ski, surf ski, fun ski, or other similar device. "Ski craft'' does not include any watercraft or boat with twin hulls and which is greater than 11 feet long, greater than 5 feet wide, and powered by an outboard motor.
RSA 431:33
I. "Agricultural compost'' means mixtures of decomposing organic matter, that may include manure, stored and managed on farms and used to condition and fertilize soils used for production of agricultural crops.
II. "Commercial fertilizer'' means any substance containing one or more recognized plant nutrients which is used for its plant nutrient content and which is designed for use or claimed to have value in promoting plant growth, except unmanipulated animal and vegetable manures, marl, lime, limestone, wood ashes, and other products exempted by rule by the commissioner.
III. "Manure'' means the excreta of animals, including poultry, that are kept or harbored as domesticated animals, together with bedding materials used in housing such animals.
485-A:2
VI. "Industrial waste'' means any liquid, gaseous or solid waste substance resulting from any process of industry, manufacturing trade or business or from development of any natural resources.
VIII. "Other wastes'' means garbage, municipal refuse, decayed wood, sawdust, shavings, bark, lime, ashes, offal, oil, tar, chemicals and other substances other than sewage or industrial wastes, and any other substance harmful to human, animal, fish or aquatic life.
IX. "Person'' means any municipality, governmental subdivision, public or private corporation, individual, partnership, or other entity.
X. "Sewage'' means the water-carried waste products from buildings, public or private, together with such groundwater infiltration and surface water as may be present.
XVI. "Waste'' means industrial waste and other wastes.
N.H. Admin. Code Env, Env-Dw, ch. Env-Dw 900, pt. Env-Dw 902, app C