1. Staring in awe, disbelief, or amazement with one's eyes wide open. We sat pie-eyed on the curb watching our home burn to the ground. Everyone was pie-eyed as the celebrity strolled into our store.

2. slang Extremely drunk, especially to such a degree as to have lost control of one's faculties. He just sat at the bar for the whole night getting pie-eyed. Working in a 24-hour fast food restaurant in the middle of the city, you get pretty used to pie-eyed idiots coming in at all hours of the evening looking for junk food.