Museface 

an adorer of Muse, the band

Muuuuuuseface! (museface)

Museface by thehelmethead August 12, 2010

Muleface 

Some one who has the face of a mule.

I don't care what you say muleface.

Muleface by Robuis January 3, 2012

mouseface 

Someone who sports a moustache that resembles a dead mouse lying across there top lip

Wow look at the MOUSEFACE on that...don't know whether to fetch it off with a piece of cheese or a razorblade

mouseface by snipersv August 11, 2016