'Wharf rat' definitions:

Definition of 'wharf rat'

(from WordNet)
noun
Someone who lives near wharves and lives by pilfering from ships or warehouses
noun
Brown rat that infests wharves

Definition of 'Wharf rat'

From: GCIDE
  • Wharf \Wharf\, n.; pl. Wharfsor Wharves. [AS. hwerf, hwearf, a returning, a change, from hweorfan to turn, turn about, go about; akin to D. werf a wharf, G. werft, Sw. varf a shipbuilder's yard, Dan. verft wharf, dockyard, G. werben to enlist, to engage, woo, OHG. werban to turn about, go about, be active or occupied, Icel. hverfa to turn, Goth. hwa['i]rban, hwarb[=o]n, to walk. Cf. Whirl.] [1913 Webster]
  • 1. A structure or platform of timber, masonry, iron, earth, or other material, built on the shore of a harbor, river, canal, or the like, and usually extending from the shore to deep water, so that vessels may lie close alongside to receive and discharge cargo, passengers, etc.; a quay; a pier. [1913 Webster]
  • Commerce pushes its wharves into the sea. --Bancroft. [1913 Webster]
  • Out upon the wharfs they came, Knight and burgher, lord and dame. --Tennyson. [1913 Webster]
  • Note: The plural of this word is generally written wharves in the United States, and wharfs in England; but many recent English writers use wharves. [1913 Webster]
  • 2. [AS. hwearf.] The bank of a river, or the shore of the sea. [Obs.] "The fat weed that roots itself in ease on Lethe wharf." --Shak. [1913 Webster]
  • Wharf boat, a kind of boat moored at the bank of a river, and used for a wharf, in places where the height of the water is so variable that a fixed wharf would be useless. [U. S.] --Bartlett.
  • Wharf rat. (Zool.) (a) The common brown rat. (b) A neglected boy who lives around the wharfs. [Slang] [1913 Webster] [1913 Webster]