Sagne Share definition Flag Sagne is a word you say instead of saying lasagna, because you dont have time to say lasagna. The word is mostly being used by frat boys. Person A: Hey bro i could really eat a huge sagne right now. Person B: Really bro, me too. Sagne by TheRealShrimplyPepples November 28, 2017 0 0 Get merch Get the Sagne mug. Buy Now — $32.95 See more merch