Pronunciation: (gil'tē),[key] —adj.,guilt•i•er, guilt•i•est. 1. having committed an offense, crime, violation, or wrong, esp. against moral or penal law; justly subject to a certain accusation or penalty; culpable: The jury found her guilty of murder. 2. characterized by, connected with, or involving guilt: guilty intent. 3. having or showing a sense of guilt, whether real or imagined: a guilty conscience.