Top definition
The water marks left on a window after a dog has pressed his nose on it.
by Anonymous April 11, 2003
Happy St. Patties Day!
The mark left on a window pane when a dog presses its nose against it.
Oh no not more Pupcus, I don't want to keep clearing up this pupcus.
by Michael Geer September 16, 2006
Happy St. Patties Day!