'grouch' definitions:

Definition of 'grouch'

From: WordNet
noun
A bad-tempered person [syn: grouch, grump, crank, churl, crosspatch]
verb
Show one's unhappiness or critical attitude; "He scolded about anything that he thought was wrong"; "We grumbled about the increased work load" [syn: grouch, grumble, scold]

Definition of 'grouch'

From: GCIDE
  • grouch \grouch\ (grouch), n. A bad-tempered person.
  • Syn: grump, crank, churl, crosspatch. [WordNet 1.5]

Definition of 'grouch'

From: GCIDE
  • grouch \grouch\ v. i. to complain habitually, especially about minor or routine annoyances.
  • Syn: grumble, gripe. [WordNet 1.5]