stack

1 noun (C)

1 a neat pile of things one on top of the other

(+ of): a stack of papers | stacks of dishes waiting to be washed

2 a large pile of grain, grass etc that is stored outside

—see also: haystack

3 a stack of/stacks of informal especially BrE a large amount: Mr. Truman has stacks of money.

4 a tall chimney

5 the stacks a part of a library where books are stored close together

6 a temporary store of information on a computer

—see also: blow your top/stack blow 1 (20) 2 verb

1 also stack up (I, T) to form a neat pile or make things into a neat pile: These chairs are designed to stack easily. | stack sth: Stack the books up against the wall. | a stacking hi-fi system

2 (transitive usually passive) to put piles of things on a place or in a place

(+ with): The floor was stacked with boxes.

3 have the odds stacked against you informal to be at a great disadvantage: The home team can't win; the odds are stacked against them.

4 stack the cards BrE stack the deck AmE informal to arrange cards dishonestly in a game

5 also stack up (I, T) if aircraft stack or are stacked around an airport, they are made to fly around it until they can land

stack up phrasal verb (I) informal to have a particular appearance when compared with something else (+ against): How does their product stack up against our own?