1. underdone - Adjective
2. underdone - Adjective Satellite
insufficiently cooked
Source: WordNetYou may be an undigested bit of beef, a blot of mustard, a crumb of cheese, a fragment of underdone potato. There's more of gravy than of grave about you, whatever you are. Charles Dickens
Better underdone than overdone. English Proverb
If it still feels flaccid in the middle, it is underdone, but if the meat is springy to your touch, it is done. Source: Internet
Nathalie looked from the underdone turkey to the ready-to-go everything else. Source: Internet
If not, you should cook your noodles until just underdone. Source: Internet
"If your steak is charred or more well done on the outside, but still cold or too underdone on the inside, it's often because the steak was cooked straight out of the refrigerator." Source: Internet