nail Jell-O to the wall

and nail Jell-O to a cross and nail Jell-O to a tree

phr. to do?something that is totally futile. (Jell-O is a protected trade name.) You’re wasting your time. Trying to get him to do that is like nailing Jell-O to the wall.

Common Names:

Name	Pronounced	Usage
Alec
Margreet	mahr-KHRAYT (Dutch)	Limburgish, Dutch
Orlando	or-LAHN-do	Italian
Khajag	-	Armenian
Clementina	kle-men-TEE-nah (Italian, Spanish), klə-mən-TEE-nə (Portuguese)	Italian, Spanish, Portuguese
Hayim	-	Hebrew