1. [Austral] A passerine bird native to Australia, Timor and southern New Guinea having black and white plumage
   "We spotted a mudlark building its nest in the eucalyptus tree";
   - magpie lark, peewee [Austral]
    
2. [archaic] Someone who scavenges in the mud of tidal rivers for items of value
   "In Victorian London, mudlarks would search the Thames for anything they could sell"

Derived forms: mudlarks

Encyclopedia: Mudlark