Stuff (one's) face slang
To eat a great deal of food, especially in a very quick and greedy manner.
The kid stuffed his face and ran out to play.
You can't lose any weight if you keep stuffing your face like that.
Mary is staying for dinner, and she is always stuffing her face, so you better make some extra food.
I stuffed my face on fried chicken wings and sausages at the buffet.
The verb "stuff" must be conjugated according to its tense.
The origin of this slang is not clear.
Be extremely sleepy