Noun
1. an orderly pile
2. (often followed by `of') a large number or amount or extent;
"a batch of letters""a deal of trouble""a lot of money""he made a mint on the stock market""it must have cost plenty"3. a list in which the next item to be removed is the item most recently stored (LIFO)
4. a large tall chimney through which combustion gases and smoke can be evacuated
5. a storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)