1. in a manner showing or expressing guilt; with a guilty feeling or appearance

Examples

• She guiltily admitted that she had eaten the last slice of cake.
• He glanced guiltily at his mother when she asked if he had finished his homework.
• The dog looked guiltily at the broken vase on the floor.
• She spoke guiltily about missing her friend's birthday party.
• He guiltily confessed to breaking the window.
• The student guiltily turned in her late assignment.
• She smiled guiltily when caught sneaking cookies from the jar.