The meaning of STACK is a large usually conical pile (as of hay, straw, or grain in the sheaf) left standing in the field for storage. How to use stack in a sentence.

STACKING definition: 1. present participle of stack 2. to arrange things in an ordered pile: 3. to fill something with…. Learn more.

1. To measure up or equal: Their gift doesn't stack up against his. 2. To make sense; add up: Her report just doesn't stack up.

to pile, arrange, or place in a stack: [~ + object] She stacked the suitcases on the roof rack. [~ + up + object] He stacked up the books against the wall. [~ + object + up] He stacked them up …

The camera doesn't stack up [= measure up] when it comes to performance. This model stacks up well when compared with other cameras. [=the camera is as good as or better than others]

Stacking definition: The act by which something is stacked.

Stacking (chemistry), an attractive, noncovalent interaction between aromatic rings Focus stacking, an image processing technique in photography Image stacking, a form of speckle …

[transitive, intransitive] to arrange objects neatly in a pile; to be arranged in this way. Do these chairs stack? [transitive] stack something (with something) to fill something with piles of things. …

A stack is a tidy pile, like the stack of books on your nightstand or the stack of pancakes on your plate at breakfast. You can also use stack as a verb meaning "to arrange in piles."

If you say that someone has stacks of something, you mean that they have a lot of it.