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

stack

verb
stacked; stacking; stacks

Definition of stack (Entry 2 of 2)

transitive verb

1a : to arrange in a stack : pile
b : to pile in or on stacked the table with books stack the dishwasher
2a : to arrange secretly for cheating stack a deck of cards
b : to arrange or fix so as to make a particular result likely the odds are stacked against us will stack juries to suit themselves— Patrice Horn
3a : to assign (an airplane) by radio to a particular altitude and position within a group circling before landing
b : to put into a waiting line another dozen rigs are stacked up and waiting— P. H. Hutchins, Jr.
4 : compare used with against such a crime is nothing when stacked against a murder— Pete Censky

intransitive verb

: to form a stack

Keep scrolling for more

Other Words from stack

Verb

stacker noun

Examples of stack in a Sentence

Noun

He had arranged the letters in stacks. She took a magazine from near the top of the stack.

Verb

She spent the afternoon splitting and stacking firewood. She stacked the plates in the cupboard. He stacked the books on the table. The other players accused him of stacking the deck.
See More

Recent Examples on the Web: Noun

Don't hoard weights, use an extra bench as your desk or water bottle holder, and don’t work out right in front of the stack of dumbbells, Maietta says. SELF, "Your Guide to Navigating the Free Weights at the Gym," 12 Jan. 2019 Two-toned blues offer a fun departure from the stack of nearly-identical denim already in your closet. Kelsey Stiegman, Seventeen, "10 Instagram-Worthy Ways to Wear Boyfriend Jeans," 8 Jan. 2019 The stack of recent brutalist coffee-table books is beginning to loom as monolithically as their subject matter. Lauren Ho, Condé Nast Traveler, "Architectural Reboot: The Return of Brutalism," 20 Dec. 2018 The stacks look like small shrines to mountain solitude, carefully balanced at the edge of a precipice. Casey Newton, The Verge, "How Kevin Hart tweeted himself out of a job hosting the Oscars," 8 Dec. 2018 The masonry stacks don’t have the heft of older neighbors. John King, SFChronicle.com, "Well-crafted Jackson Square condos rich in design inspiration," 2 July 2018 Two 12-volt power outlets are located in the front with a convenient tray under the center stack for mobile devices, one in the rear. Emma Jayne Williams, star-telegram, "Toyota introduces new Adventure modelto the lineup of its 2018 RAV4 crossover," 23 June 2018 The best part, though, is both moving and unsettling: the stacks of unidentified family photos, many from the ’50s and ’60s. Cary Darling, Houston Chronicle, "Let’s Go, EaDo: What to check out on Houston’s changing east side," 14 June 2018 In North Carolina, the state Republican Party depicted Sen. Chuck Schumer, D-N.Y., with what appeared to be a stack of bills in his hand. Eli Rosenberg, The Seattle Times, "Republicans attack Jewish candidates, including Kim Schrier, with an age-old caricature: fistfuls of cash," 6 Nov. 2018

Recent Examples on the Web: Verb

Mechanically, this actually means you’re playing cards and stacking plastic pieces in a brisk 30-minute game. Aaron Zimmerman, Ars Technica, "Abstract board games are all the rage—and Reef is the year’s best," 17 Nov. 2018 William Luebke’s legacy is so large that most of it remains in boxes stacked in special collections, in the basement of the Yakima Central Library. Tammy Ayer, The Seattle Times, "A book lover’s lasting legacy: 5,000 books given to Yakima Valley Libraries," 14 July 2018 More Detroit Tigers: The AL is stacked in the outfield, and an additional relief pitcher will better suit Astros manager A.J. Hinch in the glorified exhibition game. Anthony Fenech, Detroit Free Press, "Detroit Tigers' Nick Castellanos is an All-Star snub. Who's to blame?," 9 July 2018 His dad and big sister, 3-year-old Ava Grace, also stacked their hands in the family photo. Stephanie Petit, PEOPLE.com, "It's a Boy! Stacy Keibler Announces the Birth of Her Second Child, Son Bodhi Brooks," 28 June 2018 Like every other customer in line, you’re here for the famed wood-fire rotisserie chicken, cooking using the firewood stacked in neat piles outside and piled onto a paper plate with thick-cut french fries, salad, and a few warm tortillas. Garrett Snyder, Los Angeles Magazine, "The Best Peruvian Restaurants in Los Angeles," 26 June 2018 Police pulled over a pickup driver on June 20 in Springfield, Massachusetts, after noticing an impressively precarious pile of chairs, furniture and filing cabinets stacked haphazardly in the bed of his truck, photos show. Jared Gilmour, miamiherald, "Teetering chairs got driver pulled over. His next load really went out on a limb, Mass. cops say," 25 June 2018 The reporting that brought down a unicorn is contained in 22 small notebooks stacked neatly in a guest bedroom in the Brooklyn apartment Carreyrou shares with his wife Molly Schuetz, an editor at Bloomberg News, and three children. Yashar Ali, Daily Intelligencer, "The Reporter Who Took Down a Unicorn," 24 May 2018 Krim opened the door to the bathroom to discover the children's bodies stacked in the tub. Crimesider Staff, CBS News, ""Killer nanny" Yoselyn Ortega sentenced to life in prison in slayings of kids in her care," 14 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stack.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of stack

Noun

14th century, in the meaning defined at sense 1

Verb

14th century, in the meaning defined at transitive sense 1a

History and Etymology for stack

Noun

Middle English stak, from Old Norse stakkr; akin to Russian stog stack and probably to Old English staca stake

Keep scrolling for more

Learn More about stack

Statistics for stack

Last Updated

17 Feb 2019

Look-up Popularity

Time Traveler for stack

The first known use of stack was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for stack

stack

noun

English Language Learners Definition of stack

 (Entry 1 of 2)

: a usually neat pile : a group of things that are put one on top of the other
: a large amount of something
: a tall chimney on a factory, ship, etc., for carrying smoke away

stack

verb

English Language Learners Definition of stack (Entry 2 of 2)

: to arrange (things) in a stack : to put (things) in a usually neat pile
: to cheat at a card game by arranging (a deck of cards) in a special way
used to describe a situation in which one person, team, etc., is given an advantage over others often in a way that is unfair

stack

noun
\ ˈstak \

Kids Definition of stack

 (Entry 1 of 2)

1 : a neat pile of objects usually one on top of the other
2 : a large number or amount We've got a stack of bills to pay.
3 : a large pile (as of hay) usually shaped like a cone
5 : a structure with shelves for storing books

stack

verb
stacked; stacking

Kids Definition of stack (Entry 2 of 2)

: to arrange in or form a neat pile

Keep scrolling for more

More from Merriam-Webster on stack

Rhyming Dictionary: Words that rhyme with stack

Thesaurus: All synonyms and antonyms for stack

Spanish Central: Translation of stack

Nglish: Translation of stack for Spanish Speakers

Britannica English: Translation of stack for Arabic Speakers

Comments on stack

What made you want to look up stack? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

excited commotion or publicity

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!