As used in this Part, the following terms shall have the meanings indicated:
PORTABLE HOME STORAGE UNITS — Portable sheds (hereinafter referred to as "PHSUs") that are used for the purpose of being loaded with materials and placed on a residential parcel for purposes of temporary storage of materials, including but not limited to household goods, building materials (prior to being used for building purposes), and for any other storage on a limited basis on a parcel which is either zoned residential or used primarily for residential purposes.