bostrils Share definition Flag Bostrils are like nostrils but many times bigger, they become "bostril"-worthy when their individual diameters exceed 4 feet. Hey chris, I can hear your thoughts echoing in your massive bostrils bostrils by doubledupchocolate September 28, 2008 0 0 Get merch Get the bostrils mug. Buy Now — $32.95 See more merch
