buttermilk sky
noun
a cloudy sky resembling the mottled or clabbered appearance of buttermilk.
Words nearby buttermilk sky
butterfly-shell clam,
butterflyfish,
butterine,
buttermere,
buttermilk,
buttermilk sky,
butternut,
butternut pumpkin,
butternut squash,
butterpaste,
butterscotch