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  • pack rat
    pack rat
    noun
    a large, bushy-tailed rodent, Neotoma cinerea, of North America, noted for carrying off small articles to store in its nest.
  • pack-rat
    pack-rat
    verb (used with object)
    to save in the manner of a pack rat.
Synonyms

pack rat

1 American  
Or packrat

noun

  1. Also called wood rat.  Also called trade rat,.  a large, bushy-tailed rodent, Neotoma cinerea, of North America, noted for carrying off small articles to store in its nest.

  2. Informal. a person who saves things that are not needed or used but that may have personal or other value.

  3. Informal. an old prospector or guide.


pack-rat 2 American  
[pak-rat] / ˈpækˌræt /
Or packrat

verb (used with object)

Informal.
pack-ratted, pack-ratting
  1. to save in the manner of a pack rat.

    I’m looking through the stuff my grandpa pack-ratted away in the attic.


pack rat British  

noun

  1. Also called: wood rat.  any rat of the genus Neotoma, of W North America, having a long tail that is furry in some species: family Cricetidae

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pack rat1

First recorded in 1840–50

Origin of pack-rat2

First recorded in 1870–75