Lesser affectionate slang often used in conjuction with the word, 'organ donor'; any of the various garden variety species of rice-rocketeers, crotch rocket riders, or any other nebulous, nether-region variety of rice-rocketeers or crotch rocket riders varying from, 'out-of-control' to, 'Control? Is that a REAL word??'
'Abner. ABNER LOOK OUT!! - that goddamn organ donor just bought himself a one-way ticket straight to the ER. Damn motorpsychos.'