(~s)
A ~ is someone who tells you, usually in exchange for money, which horses they think will win particular races, so that you can bet money on the horses.
N-COUNT
(~s)
A ~ is someone who tells you, usually in exchange for money, which horses they think will win particular races, so that you can bet money on the horses.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012