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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
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a stack of unopened mail
There were stacks of books on the floor.
a stack of firewood
Prosecutors have produced a stack of evidence against him.
They were given stacks and stacks of toys.
This is the British English definition of stack. View American English definition of stack.
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View the pronunciation for stack.
a paid holiday given to a new employee before they start their job
the path that is taken by an object moving around a larger object in space
an expandable stick which you attach to a mobile phone or camera to help you take a selfie …
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Definition of stack from the online English dictionary from Macmillan Publishers Limited.