milk the ram

To do or attempt something futile (as milking a male sheep would be). Studying for this class is like milking the ram—I'm just not going to get it.

Name	Pronounced	Usage
Arn	AHRN	English
Raginmar	-	Ancient Germanic
Henricus	hen-REE-kus (Dutch)	Ancient Germanic (Latinized), Dutch
Jethro	JETH-ro (English)	Biblical
Rachael	RAY-chəl	English
RÍOghnach	-	Irish Mythology