What does ungrateful mean?
Ungrateful describes a person, action, or attitude that fails to acknowledge kindness, generosity, or benefits. It is commonly used when someone has received help, a gift, hospitality, or an opportunity but does not say thank you or recognize what others have done. The word is more than a neutral description: it carries moral disapproval, suggesting that the recipient is taking favours for granted or behaving badly. In ordinary use, it can refer to conduct, as in “an ungrateful child” or “an ungrateful guest,” while “to seem ungrateful” describes how a person’s response appears to others. Because gratitude is a social expectation, calling someone ungrateful can sharply criticize public conduct or damage a relationship; it is therefore stronger and more accusatory than simply saying that someone did not express thanks. Recognising the word helps distinguish ordinary forgetfulness or awkwardness from a perceived failure to appreciate another person’s generosity.
adjectiveNot expressing or acknowledging gratitude for a kindness, gift, favor, or benefit.
- Failing to express or acknowledge gratitude for kindness, generosity, favors, or benefits.
- Not appreciating or acknowledging the value of something one has received, such as help, hospitality, or an opportunity.
"It was ungrateful of him to accept her help without even saying thank you."
"After she rescued him from the flooded road, he acted ungrateful and never mentioned it again."
"The company was ungrateful toward its volunteers, failing to acknowledge the time and effort they had contributed."
Ungrateful joins a negative prefix to a Latin root meaning “pleasing”: the basic idea is not merely failing to say thanks, but failing to recognize what has benefited you.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does ungrateful come from?
Ungrateful was formed in English by combining the negative prefix un- with grateful. Grateful ultimately derives from Latin gratus, meaning “pleasing” or “agreeable” and, by extension, “thankful.” The same root is reflected in related English words such as gratitude and ingratitude.
Related word forms
How ungrateful is actually used
Ungrateful is strongly disapproving and commonly describes a person’s character or behaviour. It is more accusatory than simply saying that someone did not say thank you, and it can imply that the person took kindness or benefits for granted.
Easily confused with ungrateful
Ungrateful refers to a failure to show gratitude, whereas ungraceful refers to a lack of grace, elegance, or suitable behaviour.