vt to supply with a weathercock; to serve as a weathercock for.
2. weathercock ·noun hence, any thing or person that turns easily and frequently; one who veers with every change of current opinion; a fickle, inconstant person.
3. weathercock ·noun 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.