cockscomb

Short definition from Wiktionary

Noun

1. 1
   A fleshy red crest of a rooster
2. 2
   A red cap once worn by court jesters
3. 3
   A yellow rattle, Rhinanthus minor (flowering plant native to Eurasia)
4. 4
   An annual garden plant (Celosia argentea var. cristata, syn. Celosia cristata), having showy red clusters of flowers
5. 5
   A conceited dandy
6. 6
   A serrated cleat once fitted to the yards of a square-rigged ship and used when the sail was being reefed