1. I like my steak underdone.
2. The pastry crust was always underdone.
3. The beef was underdone and quite uneatable.
4. The second batch of bread came out underdone.
5. These potatoes are underdone - I'll put them back in the oven.
6. A successful application is a lean application: one that isolates a single problem and solves it brilliantly. As 37signals would say, "Underdo your competition."
7. If you were to eat one right away, it would be doughy and underdone.
8. It's important now that I keep working and get a good block of training in, but I can't overdo or underdo it now.