jinasaur Share definition Flag Jurassic Park Sized vagina. Also goes with Jinasaurusrex, or an angry Jurassic Park sized vagina. Also reference thin skinned, butt hurt. Tim is a jinasaur and needs some vagisil. jinasaur by Lyrical Ninja July 24, 2017 0 0 Get merch Get the jinasaur mug. Buy Now — $32.95 See more merch