whistle in the wind

Verb

 * 1)  To attempt something that is futile; to say something that is not heeded.
 * 2) * 2018 July 9, Farouk Cassim, "Let’s do much more than whistling in the wind", voices360.com (South Africa) (retrieved 29 July 2018) :
 * [E]veryone is doing no more than whistling powerlessly in the wind.
 * 1) * 2018 July 9, Farouk Cassim, "Let’s do much more than whistling in the wind", voices360.com (South Africa) (retrieved 29 July 2018) :
 * [E]veryone is doing no more than whistling powerlessly in the wind.

Translations

 * German: ein Windei ausbrüten,


 * German: mit der Wand reden