Answer:
A morbidlyยญ-named body of water
What can bring back the dead. Make us cry, make us laugh, make us young. Born in an instant yet lasts a life time?
You seek it out, when your hunger is ripe. It sits on four legs, and smokes a pipe.
It doesn't live within a house, nor does it live without. Most will use it when they come in, and again when they go out.
I am round as a bowl, deep as a tub, but all the world's water couldn't fill me up.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.