Longman Dictionary of Contemporary English - stack

~1 n 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 blow1 (20)) ~2 v 1 also stack up 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 T usually passive to put piles of things on a place or in a place  (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 if aircraft stack or are stacked around an airport, they are made to fly around it until they can land stack up phr v informal to have a particular appearance when compared with something else + agains  (How does their product stack up against our own?)