Dreaming of a coxcomb, denotes a low state of mind. The dreamer should endeavor to elevate his mind to nobler thoughts.
Dream dictionary: Coxcomb dream meanings
To see one spreading his tail, means wealth, a handsome time. For a woman to dream, the elevation of her husband to dignity and popular favor. For a young woman to have this dream means that she is attempted seduction by a coxcomb.