'Water dog' definitions:

Definition of 'water dog'

From: WordNet
noun
A person who enjoys being in or on the water [syn: water dog, water rat]
noun
A dog accustomed to water and usually trained to retrieve waterfowl

Definition of 'Water dog'

From: GCIDE
  • Water dog \Wa"ter dog`\
  • 1. (Zool.) A dog accustomed to the water, or trained to retrieve waterfowl. Retrievers, waters spaniels, and Newfoundland dogs are so trained. [1913 Webster]
  • 2. (Zool.) The menobranchus. [1913 Webster]
  • 3. A small floating cloud, supposed to indicate rain. [1913 Webster]
  • 4. A sailor, esp. an old sailor; an old salt. [Colloq.] [1913 Webster]

Definition of 'water dog'

From: GCIDE
  • Hellbender \Hell"bend`er\, n. (Zool.) A large North American aquatic salamander ({Protonopsis horrida} or Menopoma Alleghaniensis). It is very voracious and very tenacious of life. Also called alligator, and water dog. [1913 Webster]