Answer:
You seek it out, when your hunger is ripe. It sits on four legs, and smokes a pipe.
Up on high I wave away but not a word can I say.
The older they are the less wrinkles they have.
You get many of me, but never enough. After the last one, your life soon will snuff. You may have one of me but one day a year, When the last one is gone, your life disappears.
I bubble and laugh and spit water in your face. I am no lady, and I don't wear lace.
You use it between your head and your toes, the more it works the thinner it grows.