Meaning:
not have a sound justification, a firm foundation of facts to prove something.
Examples:
- I mean, he would not have a leg to stand on it.
- When you come together and say an emphatic NO, they will not have a leg to stand on. Their game is up.
- Precisely now, when the Union wants to make cooperation in the Lomé context more political, the parliamentary dimension must be strengthened, otherwise it does not have a leg to stand on politically.
- Understandably so, since the Commission does not have a leg to stand on - legally or politically - when it comes to preventing and combating social inequality in European health.