Noun Also Rice Billy. It is derived from the irish term, hillbilly
, Ricebilly describes a person of asian descent that renounces their geneological culture for that of the american hillbilly. A ricebilly identifies with southern accent infused song, bovine americans, and denim outerwear worn in close proximity to the epidermis. A ricebilly can be recognized by his/her boots, large belt buckle, pickup truck, affinity for chewing tobacco, and/or overuse of 'your mom'jokes.