have a leg to stand on

not have a leg to stand on

to be in a situation where you cannot prove something The problem is, if you don't have a witness, you don't have a leg to stand on. I haven't even got the receipt to prove where I bought it, so I don't have a leg to stand on.

See Break a leg!, pull leg, Shake a leg!, Show a leg!

Common Names:

Name	Pronounced	Usage
Alexander	a-lig-ZAN-dər (English), ah-lek-SAHN-der (German), ah-lək-SAHN-dər (Dutch), AW-lek-sawn-der (Hungarian)	English, German, Dutch, Swedish, Norwegian, Danish, Icelandic, Hungarian, Slovak, Biblical, Ancient
Emanuel	[i'mænjuəl]
Jabir	-	Arabic
Gaspar	gah-SPAHR (Spanish)	Spanish, Portuguese, Judeo-Christian Legend
Antonij	-	Macedonian
Alexa