coxcomb

noun3

1. •
   The fleshy red pate of a rooster.
2. •
   A foolish or conceited person; a dandy.

   • [F]or tho' I am afraid the Doctor was a little of a Coxcomb, he might be nevertheless very much of a Surgeon. — 1749
3. •
   (historical) The cap of a court jester, adorned with a red stripe.