Definition of grumbler in US English:

grumbler

noun

  • See grumble

    • ‘The sooner these negative old grumblers disappear the better.’
    • ‘There are grumblers who say this is another example of meddling by the nanny state.’
    • ‘The grumblers give no thought to the depressing and demotivating effect their remarks have on the students who have worked hard for their achievement and on the teachers who have taught them.’
    • ‘Actually, I think those selfish grumblers should stop their complaining too because they're not the only ones who are suffering.’
    • ‘It merely brands you as the department's top grumbler, grouch and complainer.’

Pronunciation

grumbler

/ˈɡrəmb(ə)lər//ˈɡrəmb(ə)lər/