peacock

1 of 2

noun

pea·​cock ˈpē-ˌkäk 

1

: a male peafowl distinguished by a crest of upright feathers and by greatly elongated loosely webbed upper tail coverts which are mostly tipped with iridescent spots and are erected and spread in a shimmering fan usually as a courtship display

broadly : peafowl

2

: one making a proud display of oneself : show-off

peacockish

ˈpē-ˌkä-kish 

adjective

peacocky

ˈpē-ˌkä-kē 

adjective

peacock

2 of 2

verb

peacocked; peacocking; peacocks

intransitive verb

: show off

Examples of peacock in a Sentence

Recent Examples on the Web

Noun

This time, the peacock feather. —Kimberly Wilson, Essence, 22 Jan. 2026

Her brood includes peacocks, chickens, goats, horses, donkeys, and a new rescue rabbit named Bugsy who’s a bit standoffish. —Emily Elias, Vogue, 15 Jan. 2026

Verb

Understated washrooms can look to options like dual-tone grey or monochrome blue for a pop of color, while maximalists can flock to more experimental combos like mustard yellow and bronze to really peacock. —Audrey Lee, Architectural Digest, 23 Jan. 2026

The Wolves tend to peacock a little bit after victories, but there was no bragging in the locker room after this one. —Jon Krawczynski, New York Times, 12 Jan. 2026

Word History

Etymology

Noun

Middle English pecok, from pe- (from Old English pēa peafowl, from Latin pavon-, pavo peacock) + cok cock

First Known Use

Noun

14th century, in the meaning defined at sense 1

Verb

1818, in the meaning defined above

Phrases Containing peacock

• peacock blue
• peacock flower

Rhymes for peacock

• alcock
• beanstalk
• bedrock
• boardwalk
• catwalk
• cornstalk
• crosswalk
• deadlock
• feedstock
• fetlock
• flintlock
• goshawk

Kids Definition

peacock

noun

pea·​cock

ˈpē-ˌkäk

: the male of a very large Asian pheasant having a very long brightly colored tail that can be spread or raised, a small crest of upright feathers on the top of the head, and in most forms brilliant blue or green feathers on the neck and shoulders

Biographical Definition

Peacock

biographical name

Pea·​cock ˈpē-ˌkäk 

Thomas Love 1785–1866 English novelist and poet