feed (one's) face
slang To eat a lot of food, especially quickly and in a short period of time. I have to leave for my four-hour meeting in 15 minutes, and I don't want to be hungry later, so I need to feed my face real quick before I head out. Sorry, I'm not hungry for dinner—I really fed my face at the luncheon earlier.
feed one's face
Inf. to put food in one's mouth; to eat (something). You're always feeding your face. You're going to get fat. Stop feeding your face and listen to me.
feed one's face
Also, stuff one's face. Eat greedily, overeat, as in When Dave comes home he's apt to feed his face, or She won't lose any weight if she keeps stuffing her face like that. [Slang; c. 1900]
feed one’s face
tv. to put food in one’s mouth; to eat (something). You’re always feeding your face. You’re going to get fat.