Definition of miffy in English:

miffy

adjective

informal
  • Easily annoyed or irritated.

    ‘he was a little on the miffy side when she rang up’
    annoyed, irritated, angry, irate, furious, incensed, inflamed, enraged, infuriated, maddened, fuming, wrathful, choleric, exasperated, piqued, irked, nettled, ill-humoured, hot-tempered, testy, cross, in a bad mood, in a temper, in high dudgeon, huffy, in a huff, put out, fed up, disgruntled, displeased, dissatisfied, frustrated, resentful
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Pronunciation:

miffy

/ˈmɪfi/