Thirsty Share definition Flag When someone is extremely horny and wants to go crazy on their significant other (S/O) or friend with benefits (FwB) Wow... Who knew Logan could get this thirsty. SOMEONE GET HER S/O OVER HERE STAT TO QUENCH IT! Thirsty by CGTUD December 25, 2016 0 0 Get merch Get the Thirsty mug. Buy Now — $32.95 See more merch