Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A rodent or other similar type of animal that gnaws.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who, or that which, gnaws.
  • n. A rodent.

from The Century Dictionary and Cyclopedia

  • n. One who or that which gnaws or corrodes.
  • n. In zoology: A rodent.
  • n. plural The Rodentia, Rosores, or Glires.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing

Etymologies

to gnaw + -er (Wiktionary)

Examples

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