svedache Share definition Flag The headache induced by imbibing copious amounts of alcohol, specifically Svedka. Man...drinking half a bottle of vodka probably wasn’t the best idea, I’ve got a serious svedache going on right now.. svedache by TC Matty October 22, 2017 0 0 Get merch Get the svedache mug. Buy Now — $32.95 See more merch
