What would someone saying ... ンなこと mean?


I assume it's some alternative for 'nevermind'?

> ・・・ンなこと  
>  いーからさっさと  
>  帰ろーぜっ

[![](https://i.stack.imgur.com/SH5Q8.png)](https://i.stack.imgur.com/SH5Q8.png)




んなこと is just an abbreviated form of そんなこと

