Definition of bluing in English:

bluing

(also blueing)

noun

mass noun
  • 1historical Blue powder used to preserve the whiteness of laundry.

    • ‘No longer do we have to deal with hot bluing or boiled linseed oil.’
    • ‘Take care when using bluing or laundry bleaches or hair dyes and rinses.’
    • ‘I use liquid fabric softener, added to the cycle at just the right time, yes with bluing for extra whiteness.’
    • ‘We found out she had used blueing - normally used to whiten linens - in her hair rinse water.’
    • ‘Whiteners can be either bleach or bluing agents.’
  • 2A greyish-blue finish on metal produced by heating.

    • ‘Highly polished bluing - probably the most beautiful of all the finishes - is no longer financially feasible in the small gun shop.’
    • ‘Other manufacturers may make rifles with fancier stocks, brighter bluing, better checkering and polishing.’
    • ‘A kid with a real gun was more diligent at cleaning than most folks, so it never got pitted but the bluing was sure rubbed away.’
    • ‘The bluing was worn off both sides of the barrel deep into the silver bare metal, as was the cylinder.’
    • ‘Similarly, when you are retouching worn spots on areas like floor plates, frames or barrels, the color of the original bluing can vary greatly.’

Pronunciation

bluing

/ˈbluːɪŋ/