stack
noun
\ ˈstak
\
\
Definition of stack
(Entry 1 of 2)
1
: a large usually conical pile (as of hay, straw, or grain in the sheaf) left standing in the field for storage
2a
: an orderly pile or heap
b
: a large quantity or number
3
: an English unit of measure especially for firewood that is equal to 108 cubic feet
4a
: a number of flues embodied in one structure rising above a roof
b
: a vertical pipe (as to carry off smoke)
c
: the exhaust pipe of an internal combustion engine
5a
: a structure of bookshelves for compact storage of books
—usually used in plural
b
plural
: a section of a building housing such structures
6
: a pile of poker chips
7a
: a memory or a section of memory in a computer for temporary storage in which the last item stored is the first retrieved
also
: a data structure that simulates a stack
a push-down stack
b
: a computer memory consisting of arrays of memory elements stacked one on top of another