the appearance of one's face when they are too drunk or on too much drugs characterized by almost-closed eyes, open mouth, and slack cheeks. also the state of being too messed up on drugs. someone who is meltyface will have trouble speaking, walking, or basically functioning.
man, I was so meltyface last night. i took way too much", "did you see the pictures from the festival? mary was meltyface the whole time!
by jenkems November 29, 2010