moustache

1 of 3

noun (1)

mous·​tache

less common spelling of mustache

1

: the hair growing on the human upper lip

especially : such hair grown and often trimmed in a particular style

… his long mustache combed and waxed …

—Henry Petroski

2

: hair or bristles about the mouth of a mammal

mustache

2 of 3

noun (2)

mus·​tache ˈmə-ˌstash  (ˌ)mə-ˈstash 

variants or less commonly moustache

1

: the hair growing on the human upper lip

especially : such hair grown and often trimmed in a particular style

… his long mustache combed and waxed …

—Henry Petroski

2

: hair or bristles about the mouth of a mammal

mustached adjective

or less commonly moustached

ˈmə-ˌstasht 

(ˌ)mə-ˈstasht

moustache monkey

3 of 3

noun (3)

variants or less commonly moustache

plural -s

: a guenon of western Africa (Cercopithecus cephus) having a bluish face with a white stripe on the upper lip

Examples of moustache in a Sentence

Noun (2)

He used a small pair of scissors to trim his mustache.

He decided to grow a mustache.

The actor was wearing a false mustache.

Recent Examples on the Web

Noun

Skeletor, meanwhile, was joyously evil, the sort of scenery-chewing villain who's crying out for a moustache to twirl. — Richard Edwards, Space.com, 1 June 2026

Kenneth Branagh donned the detective’s distinctive moustache in three movies: Murder on the Orient Express, Death on the Nile, and A Haunting in Venice. — Jake Kanter, Deadline, 21 May 2026

Noun

The older shape is more sleek, and key differences can be seen in the shapes of the toe box, Swoosh and mustache and greater definition for each of the upper’s panels. — Ian Servantes, Footwear News, 23 June 2026

Tree was recognizable for his bright fashion, mullet haircut with prominent bangs, thin mustache and encouraging outlook. — Dennis Romero, NBC news, 22 June 2026

Word History

Etymology

Noun (2)

Middle French moustache, from Old Italian mustaccio, from Middle Greek moustaki, diminutive of Greek mystak-, mystax upper lip, mustache

First Known Use

Noun (2)

1585, in the meaning defined at sense 1

Phrases Containing moustache

• Fu Manchu mustache
• handlebar mustache

Rhymes for moustache

• backlash
• chumash
• eyelash
• mustache
• noncash
• potash
• rehash
• whiplash
• ash
• bash
• brash
• cache

Kids Definition

moustache

variant of mustache