JonnyDenver's definitions
This is the substance you see stuck to someone's upper lip and cheeks after they vomit hard. It is named as such due to its resemblance to a Denver omelette.
by JonnyDenver June 19, 2010
 Get the Denver Mustachemug.
Get the Denver Mustachemug.  Get the Denver Mustachemug.
Get the Denver Mustachemug.