A thin person with no tone or muscle definition especially in their chin, the warning sign of a future double chin.
Girl: "I don't get it shes like thin but she has like a shapeless chin, like it has gravy in it, like a gravy chin"
by madgabchen November 18, 2011
The act of eating a woman out in such an exceptional fashion, that the result is your face bears the uncanny resemblance to one who has shoved their face into a poutine, or other gravy coated food.
by Grumblypants the 3rd November 3, 2019