Mus*tache" (?), n.; pl. Mustaches (). [Written also moustache.] [F. moustache, It. mostaccio visage, mostacchio mustache, fr. Gr. upper lip and the beard upon it; cf. mouth: cf. Sp. mostacho.]

1.

That part of the beard which grows on the upper lip; hair left growing above the mouth.

2. Zool.

A West African monkey (Cercopithecus cephus). It has yellow whiskers, and a triangular blue mark on the nose.

3. Zool.

Any conspicuous stripe of color on the side of the head, beneath the eye of a bird.

 

© Webster 1913.