Definition of gustiness in US English:

gustiness

noun

  • See gusty

    • ‘But if you were feeling more charitable, you would say warmth, gustiness and jagged tunes are on his side.’
    • ‘But if there's a significant fault that so often infects such ensembles, including this one, it's a reluctance to engage the music for its gustiness and vigor, while favoring a certain affective politeness.’