Up-nose-spaghetti-os Share definition Flag The act of snorting spaghetti-os up your nose and into your sinuses. Collin showed me the Up-Nose-Spaghetti-Os last night, it was crazy! Up-nose-spaghetti-os by The Mastur of Bation September 17, 2016 0 0 Get merch Get the Up-nose-spaghetti-os mug. Buy Now — $32.95 See more merch