to feel upset because you did something wrong or bad
He was ashamed when he found out that I knew about his past.
After realizing his mistake, he felt deeply ashamed and immediately apologized to his friend for his thoughtless actions.
She couldn't bear to look anyone in the eye, overwhelmed by a sense of shame after failing to keep her promise.
Despite her accomplishments, she often felt ashamed of her humble beginnings, but she used her success to inspire others in similar situations.
