This is a very nice and witty way to say f#%k off in the pacific northwest because there is a large Dicks burgers chain all around that everyone grew up with, so the meaning will not be lost on an adult and any nearby children will not be scarred.
Officer, The db level is withing legal guidelines for this time of day so tell my neighbor i said to Go eat a bag of Dicks and swallow a vanilla shake while you're at it
Ex.
Some guy: Dude, I didn't have any milk today so I beat off in the blender and added ice cream and vanilla extract instead. Very good dick shake.
Some other guy: Shut up, foo.