rusty hotdog Share definition Flag When you and your girl do anal without proper preparation and on the pullout there's poop left over on your dick. Man, me and my girl tried anal the other day and she gave me a rusty hotdog. rusty hotdog by WrinkleWinkieTwinklez March 10, 2017 0 0 Get merch Get the rusty hotdog mug. Buy Now — $32.95 See more merch