What does idiom pigged out mean?

"Pigged out" is an idiom meaning to eat excessively, often to the point of feeling uncomfortably full. It implies a loss of control over one's eating habits and a consumption of food far beyond what is considered normal or healthy.

Here are some examples of how it might be used:

* "I pigged out on pizza last night and now I feel awful."

* "We pigged out at the buffet and couldn't even move afterwards."

The idiom draws its meaning from the image of a pig eating large quantities of food.