a number (of things), mass (of material), piled up; a large quantity
pile, accumulation
Cases of word usage
1) a heap of material pressed together and tied with rope or wire (bale)
2) a pile of (hay, straw etc) for storage in the open; a pile or heap (of books, papers, wood etc); a large amount; a part of the memory where information is stored for a short time (and where only the last item can be looked at) (stack)