Answer:
Pirates put their booty in it.
What is weightless but it needs two person to hold it?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
A horrid monster hides from the day, with many legs and many eyes. With silver chains it catches prey. And eats it all before it dies. Yet in every cottage does it stay. And every castle beneath the sky.
There are two meanings to me. With one I may need to be broken, with the other I hold on. My favorite characteristic is my charming dimple.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.