I often see the expression "chances are" used in English. For example:
Chances are that the hammer will break.
I think it is probably a contraction, but a contraction from what?
What the chances are, after all? Are the chances "big"? Are the changes "higher than 50%"? Are the chances "almost 100%"?
What, exactly, are the implied chances when someone says that?
Best Answer
The expression simply means it's likely.
I couldn't find any reputable evidence that this is a contraction.
And maybe it isn't. One of the meanings of chance is probability (see meaning 8 on this page, for example.) So chances are basically means it's probable.
The example given at the above link also shows that the expression can evidently be preceded by a definite article:
Although personally I've always heard it without the definite article. And almost always without that. So: