from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The hair growing on the human upper lip, especially when cultivated and groomed.
  • noun Something similar to the cultivated, groomed hair on the human upper lip, as.
  • noun A group of bristles or hairs about the mouth of an animal.
  • noun Distinctive coloring or feathers near the beak of a bird.
  • noun Food or drink sticking conspicuously to the upper lip.

from The Century Dictionary.

  • noun The beard worn on the upper lip of men; the unshaven hair of the upper lip: frequently used in the plural, as if the hair on each side of the lip were to be regarded as a mustache.
  • noun . A long ringlet hanging beside the face, a part of a woman's head-dress in the seventeenth century.
  • noun In zoology:
  • noun Hairs or bristles like a mustache; whiskers; rictal vibrissæ mystaces.
  • noun A mystacine, malar, or maxillary stripe of color in a bird's plumage.

from the GNU version of the Collaborative International Dictionary of English.

  • noun That part of the beard which grows on the upper lip; hair left growing above the mouth.
  • noun (Zoöl.) A West African monkey (Cercopithecus cephus). It has yellow whiskers, and a triangular blue mark on the nose.
  • noun (Zoöl.) Any conspicuous stripe of color on the side of the head, beneath the eye of a bird.
  • noun informal A stain or discoloration on the upper lip of a person.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A growth of facial hair between the nose and the upper lip.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an unshaved growth of hair on the upper lip


from The American Heritage® Dictionary of the English Language, 4th Edition

[French moustache, from Italian dialectal mustaccio, from Medieval Greek moustakion, from Greek mustax, mustache, upper lip.]


Help support Wordnik (and make this page ad-free) by adopting the word mustache.



Log in or sign up to get involved in the conversation. It's quick and easy.