For the purposes of sections ninety to ninety-three, inclusive, the following words shall, unless the context requires otherwise, have the following meanings:
"Consumer lease", a contract in the form of a lease or bailment for the use of personal property by a natural person for an initial period of time of 4 months or less and for a total contractual obligation not exceeding $25,000, primarily for personal, family or household purposes, that is automatically renewable with each periodic payment after the initial period, but does not obligate the lessee to continue leasing beyond the initial period, and that permits the lessee to become the owner of the property, except that such term shall not be construed to be nor subjected to laws governing any of the following:
"Lessee", a natural person who leases or is offered a consumer lease.
"Lessor", a person who is regularly engaged in leasing, offering to lease, or arranging to lease under a consumer lease.
"Security" and "security interest", any interest in property which secures payment or performance of an obligation.
Mass. Gen. Laws ch. 93, § 90