a long shot

long shot

1. A bet that has a low probability of winning. That horse is a long shot, but the bet will pay well if he wins the race.
2. Something that has a very small chance of succeeding. I know it's a long shot because of his busy schedule, but maybe I can convince him to help me with this project. Her candidacy was a long shot from the beginning, and her landslide defeat was no surprise.
See also: long, shot

a long shot

COMMON
1. If you describe a way of solving a problem as a long shot, you mean that there is little chance that it will succeed, but you think it is worth trying. You could try to find her. It's a long shot but you could start with the phone book.
2. You can also say that something is a long shot when it is very unlikely to happen. It seemed such a long shot, me walking over the hills, and seeing you at the end of it. Compare with by a long shot. Note: The reference here is to someone shooting at a target from a very long distance.
See also: long, shot
References in classic literature ?
Well, he won't find Billy Roberts a sissy by a long shot.