Definition from Wiktionary, the free dictionary
- IPA: /ˈgɹʌmpi/
- Unhappy, dissatisfied and/or irritable, a word which is particularly applied to babies and children or adults who are acting childishly.
- Tommy feels grumpy today because his friend stole his ball.
- Michael Finnell was grumpy, but became even grumpier when the Celtics lost.
unhappy and/or irritable