When you're so full that no matter where you are or what you're doing you just want to sleep.

When a man/woman is unable to properly digest ones food due to the fact that their stomach cannot digest all the different flavors and particles leading to a feeling of elation followed by the collapse of their system which cause said person to crumple into a heap on the couch for a designated period of time(average 1-3hrs depending on the toxicity of the food) followed by the person to wake up the following morning and disappear into the nearest restroom/underbrush for prolonged periods of time

The act of eating so much delicious food that you want to sleep for a long time.

When all your blood goes to your abdomen for a food digestion party, it deprives your brain of oxygen, causing a comatose state known as food coma.

May cause you to take a fat nap.

see also itis

An excuse to blow off work after eating too much at lunch.

When you eat so much food that you are physically incapable of moving but at the same time you realize there really is no reason to