A remote possibility; a slim likelihood: He may have an outside chance to pass (1909+)
I admitted there was an outside chance it could get made and even get on the air, though the odds are daunting.
He thought that if he did, he might have an outside chance, at least a sure shot at the VP role.
If she had even an outside chance, she would trail her pride, drag it through the mud, through thorns!
There's an outside chance that old man Nazario has the Arriba we need in his collection at the University.
It might not work, but there was an outside chance it would.
So far Mr. Skidmore had nothing to worry him, nothing, that is, except the outside chance of a bad accident.
Then, perhaps, there may be a chance of detecting him; but it's an outside chance.
However, it is only an outside chance, of course, that I wish to guard against.
Such a plunge could not but be—as Val put it—an outside chance.
Many “good things” went wrong, while others who had only been supposed to have an outside chance carried off the prize.