Definition of colorfast in English:

colorfast

adjective

  • Dyed in colors that will not fade or be washed out.

    • ‘Be sure to test in an inconspicuous area prior to use, to ensure that the fabric is color fast.’
    • ‘If colour blots off, the garment is not colour fast.’
    • ‘Hand drawn and printed on high quality paper using colour fast inks, the map features the heraldic crests of many famous families.’
    • ‘It is a heat-setting ink which, when properly applied, will be colour fast, dry cleanable, wash resistant and suitable for most fabrics.’
    • ‘The rugs are colour fast to the highest possible standards.’
    • ‘One word of caution - batiks are not colour fast.’
    • ‘Natural dyes are not sufficiently colour fast to use in the manufacture of our carpets.’

Pronunciation:

colorfast

/ˈkələrˌfast/