A moustache covering the lip and having vertical extensions reaching down from the corners of the lips to the jawline, resembling an upside-down U or a horseshoe.

A rodent of the genus Onychomys, found in North America.

To twist the ends of one's moustache hairs around the fingers, especially by way of fidgeting. / To express stereotypical villainy in an obvious or comically exaggerated fashion.

(also chess) An unintentional mouseclick due to jittery or imprecise movement of a mouse.

(also chess) To make a mouse slip.

(simile) Synonym of quiet as a mouse

Notomys mordax, an extinct murid known from a single skull found at Darling Downs, Queensland, Australia.

(historical) An ancient institution said to have been founded by Ptolemy I Soter as a place for music, poetry and philosophy, including the Library of Alexandria.

plural of mouselet

A young or little mouse.