Answer: tapwater

AnswerCrossword Clue
TAPWATERBathroom cupful
TAPWATERFaucet output
TAPWATERFluid from a faucet
TAPWATERIt often just goes down the drain
TAPWATERFree alternative to Evian, in a restaurant
TAPWATERNo-frills beverage
TAPWATERPerrier alternative
TAPWATEREvian alternative
TAPWATERRestaurant freebie
TAPWATERDrinking source
TAPWATERIt may be filtered
TAPWATERMeaning of "one on the city," in diner lingo
TAPWATERDrink that's a freebie
TAPWATERCheap Perrier alternative