not have a leg to stand on

1.
USUKAustraliaCanadaGlobalinformalneutral
- To lack any valid reason, evidence, or justification for a claim, argument, or position; to be unable to defend oneself or one's case.
- To have no legal or logical basis on which to rely.
2.
Globalneutral
- Literally, to be physically unable to stand because one or more legs are missing or unusable (rare; used non‑idiomatically).

Examples:

No examples available.