Swing your Rag 

to swing a bandana around in the air, to the beat of a song, in lieu of dancing. A true gangsta can't be caught dancing around in a club, instead one would just swing his rag in the air.
It is beneficial if the rag in question is designer, such as Gucci or Louis Vitton.

Let's go to the club, You can swing your rag while makin it rain on some hoes.

Swing your Rag by jxpfeer January 2, 2009