coxcomb

noun

1. (historical)The cap of a court jester, adorned with a red stripe.
2. The fleshy red pate of a rooster.
3. (broadly)A foolish or conceited person; a dandy.

   “Thanks to my stars, I once can see / A window here from scribbling free! / Here no conceited coxcombs pass, / To scratch their paltry drabs on glass; / Nor party-fool is calling names, / Or dealing crowns to George and James.”

   “[F]or tho' I am afraid the Doctor was a little of a Coxcomb, he might be nevertheleſs very much of a Surgeon.”

   “And she nearly started a fight between two young fops in plumed hats and flouncy collars: "Clay-brained coxcomb!" "Mewling milk-livered maggot!"”