Top definition
Snot resembling an alien and feels like a marshmallow.

Usually light green in color or dark gray. Consistency of a roasted marshmallow.

Pronounced : Marsh-male-ian
"Dude, before you go on your date, make sure you get rid of that Marshmalien in your nose. Its gross."

by pacmanoncrack July 21, 2008
Get the mug
Get a Marshmalien mug for your barber Helena.