As used in ss. 125.9501-125.9506:
(1) “Volunteer” means a person who, of his or her own free will, provides goods or services to any unit of county government or to any constitutional county officer without receiving monetary or material compensation.
(2) “Regular-service volunteer” means a person engaged in specific voluntary service activities on an ongoing or continual basis.
(3) “Occasional-service volunteer” means a person who offers to provide a one-time or occasional voluntary service.
(4) “Material donor” means a person who provides funds, materials, employment, or opportunities for clients of county government without receiving monetary or material compensation.