'Weathercock' definitions:

Definition of 'weathercock'

From: WordNet
noun
Weathervane with a vane in the form of a rooster

Definition of 'Weathercock'

From: GCIDE
  • Weathercock \Weath"er*cock`\, n.
  • 1. A vane, or weather vane; -- so called because originally often in the figure of a cock, turning on the top of a spire with the wind, and showing its direction. "As a wedercok that turneth his face with every wind." --Chaucer. [1913 Webster]
  • Noisy weathercocks rattled and sang of mutation. --Longfellow. [1913 Webster]
  • 2. Hence, any thing or person that turns easily and frequently; one who veers with every change of current opinion; a fickle, inconstant person. [1913 Webster]

Definition of 'Weathercock'

From: GCIDE
  • Weathercock \Weath"er*cock`\, v. t. To supply with a weathercock; to serve as a weathercock for. [1913 Webster]
  • Whose blazing wyvern weathercock the spire. --Tennyson. [1913 Webster]

Synonyms of 'weathercock'

From: Moby Thesaurus