1. superlative form of guilty; most responsible for wrongdoing or most feeling shame about wrongdoing
Usage: superlative form

Examples

• Of all the suspects, he looked the guiltiest when questioned.
• She felt guiltiest about forgetting her mother’s birthday.
• The guiltiest party in the scandal finally confessed.
• Among the children, Tom appeared guiltiest after the vase broke.
• The defendant’s lawyer argued that his client was the least guilty, not the guiltiest.
• Her guiltiest secret was that she had never read the book everyone praised.