SYTO Share definition Flag Acronym for Spin Your Tits Off. Used by Colorguard/Winterguard members. Generally means "get out there and perform so much your tits will fall off." Before competition, Michael says "SYTO ladies!" SYTO by Squirrel Bait April 13, 2008 0 0 Get merch Get the SYTO mug. Buy Now — $32.95 See more merch