to milk the bull
01
to engage in a fruitless or pointless activity
![to [milk] (the|a) (bull|ram) definition and meaning](https://cdn.langeek.co/photo/41244/original/?type=jpeg "to [milk] (the|a) (bull|ram) definition and meaning")
Disapproving
Idiom
Informal
Old use
例子
The politician's attempts to win over the opposing party were like trying to milk a bull - they were never going to work.
