Definition of Oxford blue in English:

Oxford blue

noun

British
  • 1[mass noun] A dark blue, typically with a purple tinge.

    • ‘The present rugby club's badge was accepted and the club colours will be Cambridge and Oxford blue.’
    • ‘This latest Oxford Companion comes in the well known Oxford blue binding and runs to almost 1000 pages.’
    sky-blue, azure, sapphire, cerulean, oxford blue, cambridge blue, ultramarine, lapis lazuli, indigo, aquamarine, turquoise, cyan, of the colour of the sky, of the colour of the sea
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  • 2A person who has represented Oxford University at a particular sport in a match against Cambridge University.

    • ‘No Oxford Blues in our college, just Oxford blues.’
    • ‘Old Wellingtonians from Berkshire, UK, may have fielded two Oxford blues but they were not prepared for the resolve of the Panthers.’
    • ‘Former Oxford blue Will made a century and Lawrence made an unbeaten half-century.’

Pronunciation:

Oxford blue

/ˈɒksfəd/