Xantext Share definition Flag When you text something weird to somebody when you're on xanax. "Dude whats with the weird text you sent me last night?" "Oh it was a xantext, hahaha" Xantext by limitlessbydesign00 May 18, 2009 0 0 Get merch Get the Xantext mug. Buy Now — $32.95 See more merch