viennese oyster Share definition Flag The visual presentation of a woman's vulva when the legs are lifted behind the ears. Those asian chicks sure don't mind doin the viennese oyster for a buck down at Pat Phong. viennese oyster by peteofmelbourne January 16, 2007 0 0 Get merch Get the viennese oyster mug. Buy Now — $32.95 See more merch