Weinie Gravy Share definition Flag The fluid that is ejaculated from the penis, during sex or masterbation. Nancy was so happy Jim got his Viagra, because he can make alot of weinie gravy. Weinie Gravy by SEAM WELDERS September 8, 2010 0 0 Get merch Get the Weinie Gravy mug. Buy Now — $32.95 See more merch