The term 'CORN INDIAN' refers to the Native American tribes of the Midwest, particularly those in Iowa. The term is derived from the fact that these tribes relied heavily on corn as a staple crop. The crossword solutions for this term are IOWA (4 letters), MEALIE (6 letters), and EAR (3 letters). IOWA refers to the state in which many of these tribes lived, MEALIE is another word for corn, and EAR is a reference to the shape of the corn kernels.