As used in this chapter, unless the context otherwise requires:
 1. “Cattle” means an animal classified as bovine, regardless of the age or sex of the animal.
 2. “Custom cattle feedlot” means a feedlot where cattle owned by a person are provided feed and care by another person.
 3. “Custom cattle feedlot operator” means the owner of a custom cattle feedlot or the owner’s personal representative.
 4. “Feedlot” means a lot, yard, corral, building, or other area in which cattle are confined and fed and maintained for forty-five days or more in any twelve-month period.
 5. “Lien” means a custom cattle feedlot lien created in section 579A.2.
 6. “Personal representative” means a person who is authorized by the owner of a custom cattle feedlot to act on behalf of the owner, including by executing an agreement, managing a custom cattle feedlot, filing a financing statement to perfect a lien, and enforcing a lien under this chapter.
 7. “Processor” means the same as defined in section 202B.102.