Definition of hobday in English:

hobday

verb

[WITH OBJECT]British
  • Operate on (a horse) to improve its breathing by pinning back the vocal fold in the larynx:

    ‘Glencroft had a season to remember in 1988 after being hobdayed’
    • ‘The ten-year-old had slipped to a mark of just 120 after a quiet spell but was hobdayed before his previous start and looks to have re-discovered his form, which suggests he ought to continue to give a good account in this sphere.’

Origin

1930s: named after Sir Frederick T. G. Hobday (1869–1939), the British veterinary surgeon who introduced the technique.

Pronunciation:

hobday

/ˈhɒbdeɪ/