odds

[change] Noun

plural
odds

(plural only; not used in singular form)

(countable), (mathematics) In statistics, the odds are the chance something will happen divided by the chance it will not happen:
1. If "p" is the chance it will happen: $\frac{p}{1 - p}$
2. The odds something will not happen: $\frac{1 - p}{p}$
What are the odds of winning in this game?

The odds of rolling a six are one in five, or 1 / 5.
(countable), (informal) The odds of something happening is the chance it will happen.

I don't like the odds here.

The odds of rolling a six are one in six, or 1 / 6.