A combination of "wtf" and "lunch?". This word is used to remind someone that it is lunch time, often used when it is later than usual and the person who says it is starving.

This word serves a dual purpose: (1) to inform someone that you are hungry and (2) to express rage over the fact that it is way past lunch time, yet nobody has suggested to go.

When you eat dirt for the first time and leave your family to build a shack in the woods