STACK definition: 1. a pile of things arranged one on top of another: 2. a large amount: 3. a set of shelves in a…. Learn more.

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.

STACK definition: a more or less orderly pile or heap. See examples of stack used in a sentence.

Definition of stack noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

a more or less orderly pile or heap: a precariously balanced stack of books; a neat stack of papers. Agriculture a large, usually conical, circular, or rectangular pile of hay, straw, or the like.

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.

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