1. uncountable noun
In a race or contest
, if you bet on a horse or competitor
that is quoted
, you will win a sum
of money equal to your bet if that horse or competitor wins.
He won his first race by six lengths at evens.
The Martell Cup Chase was won by the evens favourite Toby Tobias.
If there is an evens chance
that something will happen
, it is equally likely
that it will happen or will not happen.
You've then got an evens chance of doubling your money at a stroke.
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers