As used in this chapter, the following terms shall have the meanings indicated:
PRINCIPAL BUILDING
The main building or structure on a single lot or parcel of land and includes any attached garage or attached porch.
SHORELANDS
Has the meaning given in § 59.692(1)(b), Wis. Stats.
SHORELAND SETBACK AREA
Has the meaning given in § 59.692(1)(bn), Wis. Stats.