Definition of Flat season in English:

Flat season

noun

British
  • The fixed time in the year when horse racing over courses with no jumps takes place.

    ‘the new Flat season begins in March’
    • ‘He is expected to miss the remainder of the British Flat season.’
    • ‘The Flat season reaches top gear tomorrow with the start of the three-day Craven Meeting at Newmarket.’
    • ‘The end to the Flat season has been particularly flat, with sadness abounding.’
    • ‘The Flat season approaches its hectic peak, with two meetings a day and nonstop, seven-day-a-week racing.’
    • ‘His last race was on the final day of the Flat season.’
    • ‘Next Saturday sees the traditional end to the Flat season with the November Handicap at Doncaster.’
    • ‘He later set a new Irish Flat season record with 134 winners.’
    • ‘He will conclude his 23-year career as a jockey at the end of the English Flat season.’
    • ‘He won Ireland's jockey championship with the conclusion of the Flat season on October 31.’
    • ‘There is sure to be a very good crowd, weather permitting, for the opening day of the Flat season in Scotland.’