N.Y. UCC Law § 2-105

Section 2--105. Definitions: Transferability; "Goods"; "Future" Goods;\n "Lot"; "Commercial Unit".\n (1) "Goods" means all things (including specially manufactured goods)\nwhich are movable at the time of identification to the contract for sale\nother than the money in which the price is to be paid, investment\nsecurities (Article 8) and things in action. "Goods" also includes the\nunborn young of animals and growing crops and other identified things\nattached to realty as described in the section on goods to be severed\nfrom realty (Section 2--107).\n (2) Goods must be both existing and identified before any interest in\nthem can pass. Goods which are not both existing and identified are\n"future" goods. A purported present sale of future goods or of any\ninterest therein operates as a contract to sell.\n (3) There may be a sale of a part interest in existing identified\ngoods.\n (4) An undivided share in an identified bulk of fungible goods is\nsufficiently identified to be sold although the quantity of the bulk is\nnot determined. Any agreed proportion of such a bulk or any quantity\nthereof agreed upon by number, weight or other measure may to the extent\nof the seller's interest in the bulk be sold to the buyer who then\nbecomes an owner in common.\n (5) "Lot" means a parcel or a single article which is the subject\nmatter of a separate sale or delivery, whether or not it is sufficient\nto perform the contract.\n (6) "Commercial unit" means such a unit of goods as by commercial\nusage is a single whole for purposes of sale and division of which\nmaterially impairs its character or value on the market or in use. A\ncommercial unit may be a single article (as a machine) or a set of\narticles (as a suite of furniture or an assortment of sizes) or a\nquantity (as a bale, gross, or carload) or any other unit treated in use\nor in the relevant market as a single whole.\n