Definitions for packrat
a collector of miscellaneous useless objects
packrat, pack rat, trade rat, bushytail woodrat, Neotoma cinerea(noun)
any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects
Any of several species of rodent in the genus Neotoma, but most commonly the Bushy-tailed Woodrat (Neotoma cinerea).
One who tends to acquire various objects; one who collects, accumulates or has trouble throwing things away.