Definify.com
Definition 2024
grump
grump
English
Noun
grump (plural grumps)
- A habitually grumpy or complaining person.
Verb
grump (third-person singular simple present grumps, present participle grumping, simple past and past participle grumped)
- (intransitive) To complain.
- (intransitive) To be grumpy.