under

adverb
un·​der | \ ˈən-dər How to pronounce under (audio) \

Definition of under

 (Entry 1 of 3)

1 : in or into a position below or beneath something
2 : below or short of some quantity, level, or limit $10 or under often used in combination understaffed
3 : in or into a condition of subjection, subordination, or unconsciousness put the patient under for surgery
4 : down to defeat, ruin, or death weaker competitors will be forced under
5 : so as to be covered buried under by the avalanche

under

preposition

Definition of under (Entry 2 of 3)

1 : below or beneath so as to be overhung, surmounted, covered, protected, or concealed by under sunny skies a soft heart under a stern exterior under cover of darkness
2a : subject to the authority, control, guidance, or instruction of served under the general under the terms of the contract a program that runs under any operating system
b : receiving or undergoing the action or effect of under pressure courage under fire under the influence of alcohol the image of a point under a mapping under oath
3a : within the group or designation of under this heading
b : having as name or title traveling under an alias
4 : less or lower than (as in size, amount, or rank) especially : falling short of a standard or required degree under the legal age under par

under

adjective

Definition of under (Entry 3 of 3)

1a : lying or placed below, beneath, or on the ventral side often used in combination the ocean's undercurrentsthe underside of a car
b : facing or protruding downward often used in combination the undersurface of a leaf
2 : lower in rank or authority : subordinate often used in combination the undersecretary of defense
3 : lower than usual, proper, or desired in amount, quality, or degree often used in combination undernourished children

Keep scrolling for more

Synonyms & Antonyms for under

Synonyms: Adverb

Synonyms: Preposition

Antonyms: Adverb

Antonyms: Preposition

Visit the Thesaurus for More 

Examples of under in a Sentence

Adverb Pull the bed sheets tight then fold the ends under. He turned under his shirt's collar. The whale surfaced briefly then dove under again. The bridge was too low for the ship to sail under. A score of 60 is needed to pass; anything under is failing. They had to put me under for surgery. Preposition They couldn't climb over the wall, so they dug a hole under it. Draw a line under each word you don't know. We sat under a tree and rested a while. I'm wearing a sweater under my jacket. The ball rolled under the car. How long can you hold your breath under water? The cafe is under new management. The army captured three forts while under the general's command. He has been under a lot of pressure at work lately. You will be under anesthesia during the operation.
See More
Recent Examples on the Web: Adverb While some brands sell banquette and kitchen sets that can cost $1,000 or more, there are plenty of options for $600 and under. Jessica Leigh Mattern, PEOPLE.com, 12 Sep. 2021 Tickets to the program cost $12; and $9 each for Cinematheque members, CIA and CSU I.D. holders, as well as those age 25 and under. cleveland, 10 Sep. 2021 This is a collection of women who were eliminated Week Six and under. Ali Barthwell, Vulture, 8 Sep. 2021 That rate represented a sharp spike from a June low of 1.7 per 100,000 children ages 4 or under; 1.9 cases per 100,000 children ages 5-11; and 2.9 per 100,000 children ages 12-17. Compiled Democrat-gazette Staff From Wire Reports, Arkansas Online, 5 Sep. 2021 That rate represented a sharp spike from a June low of 1.7 per 100,000 children ages 4 or under; 1.9 cases per 100,000 children ages 5 to 11; and 2.9 per 100,000 children between ages 12 and 17. BostonGlobe.com, 4 Sep. 2021 According to the Centers for Disease Control and Prevention, the 610,000 deaths reported as of Aug. 11 included: 354 people age 17 and under; 2,577 age 18-29; 7,368 age 30-39; and 19,457 age 40-49. Mark Johnson, Milwaukee Journal Sentinel, 19 Aug. 2021 Those lines were initially catering to families and allowing more children on board, who cannot get a vaccine if ages 11 and under. Richard Tribou, orlandosentinel.com, 19 Aug. 2021 The vaccines aren’t yet authorized for children 11 and under. Melissa Healy, Los Angeles Times, 17 Aug. 2021 Recent Examples on the Web: Preposition Last season, when under pressure, Nix completed just 40.7 percent of his passes according to Pro Football Focus, throwing zero touchdowns and three interceptions on such plays. Christopher Smith, al, 14 Sep. 2021 Breyer, the court’s oldest member, has come under intense pressure from progressives to step down while Democrats control the Senate and White House. Devin Dwyer, ABC News, 14 Sep. 2021 After all, shortening the working week is unlikely to boost well-being if those four days in the office are spent glued to a screen and under pressure. Barnaby Lashbrooke, Forbes, 14 Sep. 2021 The problem finding placements for foster children has grown more acute during the pandemic, as the state closed several foster facilities under pressure from the judge. Edward Mckinley, San Antonio Express-News, 14 Sep. 2021 Opening the third quarter down 17-3, the Packers squandered a chance to trim their deficit when Rodgers' wobbly pass under pressure was intercepted by rookie defensive back Paulson Adebo at the New Orleans 7 early in the third quarter. Brett Martel, ajc, 13 Sep. 2021 Wilson was under pressure 14 times Sunday, per Next Gen Stats, which is far too often. Andy Vasquez, USA TODAY, 12 Sep. 2021 Card really struggled under the pressure, throwing for a measly 61 yards, while only completing eight of his 15 passing attempts. Dallas News, 12 Sep. 2021 Later, on a third and 6, Jones threw his way with confidence while under heavy pressure, resulting in a 22-yard reception. BostonGlobe.com, 12 Sep. 2021 Recent Examples on the Web: Adjective So even though the under-screen selfie camera is below par, there’s still the normal 10-megapixel selfie camera on the outside screen that does a good job. Ben Sin, Forbes, 3 Sep. 2021 On the first one, there appeared to be a miscommunication on the snap count as Skura’s under-center hike hit the ground with Brissett not expecting it. David Furones, sun-sentinel.com, 25 Aug. 2021 Winnie Byanyima is the executive director of UNAIDS and under-secretary-general of the United Nations. Winnie Byanyima, STAT, 28 July 2021 An under-bed storage system is included to maximize closet space. Drew Dorian, Car and Driver, 27 July 2021 For most, the addition of concealer to the under-eye area or any problem spots does the job for an easy daytime look. Kaitlyn Yarborough, Southern Living, 10 June 2021 Android manufacturers, however, have opted for the hole-punch, and are working on ways to build a completely uninterrupted display experience — like the under-display camera. Maren Estrada, BGR, 1 Sep. 2021 The scrutiny that Strug was under to compete no doubt influenced her decision to do her second vault. Sarah Spelling, Vogue, 28 July 2021 The historic investment reflects the intense pressure Breed and other city leaders are under to address the thousands living on the streets, in shelters and in unstable housing. Trisha Thadani, San Francisco Chronicle, 1 June 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'under.' 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 under

Adverb

before the 12th century, in the meaning defined at sense 1

Preposition

before the 12th century, in the meaning defined at sense 1

Adjective

13th century, in the meaning defined at sense 1a

History and Etymology for under

Adverb

Middle English, adverb & preposition, from Old English; akin to Old High German untar under, Latin inferus situated beneath, lower, infra below, Sanskrit adha

Keep scrolling for more

Learn More About under

Time Traveler for under

Time Traveler

The first known use of under was before the 12th century

See more words from the same century

Dictionary Entries Near under

undeprivable

under

underachiever

See More Nearby Entries 

Statistics for under

Last Updated

15 Sep 2021

Cite this Entry

“Under.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/under. Accessed 24 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for under

under

adverb

English Language Learners Definition of under

 (Entry 1 of 2)

: in or into a position that is below or beneath something especially : in a position that is below the surface of water
: in a forward direction that passes below something
: less than an expected or stated number or amount

under

preposition

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

: in or to a lower place than (something) : below or beneath (something) : underneath
: guided or managed by (a person or group)
: controlled or affected by (something)

under

adverb
un·​der | \ ˈən-dər How to pronounce under (audio) \

Kids Definition of under

 (Entry 1 of 3)

1 : in or into a position below or beneath something The dog squeezed under the fence.
2 : below some quantity or level ten dollars or under

under

preposition

Kids Definition of under (Entry 2 of 3)

1 : lower than and topped or sheltered by under a tree
2 : below the surface of under the sea
3 : in or into such a position as to be covered or hidden by I wore a sweater under my jacket.
4 : commanded or guided by Many soldiers served under George Washington.
5 : controlled or managed by The restaurant is under new management.
6 : affected or influenced by the action or effect of The disease is under treatment.
7 : within the division or grouping of That information is under this heading.
8 : less or lower than (as in size, amount, or rank) The candy costs under a dollar. The package weighs under two pounds.

under

adjective

Kids Definition of under (Entry 3 of 3)

1 : lying or placed below or beneath
2 : lower in position or authority
Hint: The adjective under is often used in combination with other words. underside

under

adverb
un·​der | \ ˈən-dər How to pronounce under (audio) \

Medical Definition of under

 (Entry 1 of 3)

: in or into a condition of unconsciousness put the patient under prior to surgery

under

preposition

Medical Definition of under (Entry 2 of 3)

: receiving or using the action or application of an operation performed under local anesthesia

under

adjective

Medical Definition of under (Entry 3 of 3)

: being in an induced state of unconsciousness given intravenously when the patient is under— C. A. Birch

More from Merriam-Webster on under

Nglish: Translation of under for Spanish Speakers

Britannica English: Translation of under for Arabic Speakers

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!