Definition of 'stack'

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"
      Synonyms: batch deal flock good deal great deal hatful heap lot mass mess mickle mint muckle peck pile plenty pot quite a little raft sight slew spate tidy sum wad whole lot whole slew
3. a list in which the next item to be removed is the item most recently stored (LIFO)
      Synonyms: push-down list push-down stack
4. a large tall chimney through which combustion gases and smoke can be evacuated
      Synonyms: smokestack
5. a storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)
      Synonyms: push-down storage push-down store

Verb

1. load or cover with stacks; "stack a truck with boxes"
2. arrange in stacks; "heap firewood around the fireplace"; "stack your books up on the shelves"
      Synonyms: pile heap
3. arrange the order of so as to increase one's winning chances; "stack the deck of cards"

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