noun. tap water. usually used to describe tap water in a city where you never drink from the faucet.
Lemon Flavored Municipal Punch: tap water with sliced lemons to disguise the nasty taste.
Host: You want a drink?
Guest: Sure, I'm really thirsty.
Host: Oh, man. Sorry, all I've got is some municipal punch.
Guest: You got any Lemon Flavored Municipal Punch then?