noun, often attributive
\ˈbləd \

Definition of blood 

(Entry 1 of 2)

1a(1) : the fluid that circulates in the heart, arteries, capillaries, and veins of a vertebrate animal carrying nourishment and oxygen to and bringing away waste products from all parts of the body

(2) : a comparable fluid of an invertebrate

b : a fluid resembling blood

2 : the shedding of blood also : the taking of life

3a : lifeblood broadly : life

b : human stock or lineage especially : royal lineage a prince of the blood

c : relationship by descent from a common ancestor : kinship

d : persons related through common descent : kindred

e(1) : honorable or high birth or descent

(2) : descent from parents of recognized breed or pedigree

4a : blood regarded as the seat of the emotions : temper

b obsolete : lust

c : a showy foppish man : rake

5 : members of a team, staff, or organization : personnel a company in need of new blood

6 informal : an African American male used especially among black people

in one's blood

: ingrained in one's nature : occurring as an innate or seemingly hereditary principle, inclination, or talent with two parents who are painters, art is in her blood


blooded; blooding; bloods

Definition of blood (Entry 2 of 2)

transitive verb

1 : to stain or wet with blood

2 archaic : bleed sense 1

3 : to expose (a hunting dog) to sight, scent, or taste of the blood of its prey

4 : to give experience to troops blooded in battle

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Examples of blood in a Sentence


The accident victim has already lost a lot of blood. the blood in your veins

Recent Examples on the Web: Noun

After the infamous photo of her holding a Donald Trump mask covered in fake blood, Kathy Griffin's life and career were seriously derailed. Frank Scheck, The Hollywood Reporter, "Critic's Notebook: Kathy Griffin Comes Back With a Vengeance in 'Laugh Your Head Off' Tour," 27 June 2018 Her fear upon glimpsing William, the man who once murdered her and her mother in cold blood, prompts Aketcheta to share his origin story., "Westworld Season 2, Episode 8: Forget What You Think You Know," 11 June 2018 There was plenty of trash talk, and Embiid’s battle with Bamba left the Magic rookie’s shirt covered in blood. Andrew Joseph, For The Win, "Joel Embiid and Jayson Tatum left Mo Bamba bloodied in intense 1-on-1 matchups," 10 July 2018 Frost’s blood-alcohol concentration level was measured at .185 at the Aurora Police Station, officials said. Megan Jones, Aurora Beacon-News, "Montgomery driver who struck pedestrian in downtown Aurora pleads guilty to fourth DUI," 9 July 2018 The Wenatchee World reported that Dickinson was arrested with a blood-alcohol level of 0.15 — about twice the legal limit — in a car outside the Chelan County Sheriff’s Office on June 21. Agueda Pacheco-flores, The Seattle Times, "Snohomish County deputy prosecutor fired following arrest," 7 July 2018 Their bodies will produce more hemoglobin — the molecule in blood to which oxygen binds — and more oxygen will be carried to their brains and bodies. Brian Resnick, Vox, "Why the trapped Thai soccer team is in increasing trouble: they’re running out of oxygen," 6 July 2018 Beginning this week, the state requires ride-share and taxi drivers to have blood alcohol levels of .04 or less when transporting passengers. Tony Bizjak, sacbee, "How many drinks is too many for your Uber or Lyft driver?," 3 July 2018 The defendant - whose blood-alcohol content was measured at 0.2 percent at the hospital -- was seriously injured. City News Service, Rancho Bernardo, "Judge won't drop charges in fatal RB blaze," 25 June 2018

Recent Examples on the Web: Verb

Rudy was caught by an inadvertent boot from Swedish centre back Andreas Granqvist after 30 minutes, and was left seriously blooded as a result., "Germany Reveal Sebastian Rudy Suffered a Broken Nose During World Cup Clash Against Sweden," 24 June 2018 Liverpool Football Club is synonymous with blooding young talent into the first team with devastating effect., "​Trent Alexander-Arnold Proves Why Liverpool Must Give Youth a Chance," 12 May 2018 Caucasian means weak blooded, weak bone, stale face. Fox News, "Rudy Giuliani: Mueller probe should never have taken place," 31 May 2018 At the other end of play, Winslow came up blooded by the eye in a collison that left a few players on the floor. Dave Hyde,, "Hyde5: Five thoughts on Game 4, Heat season on the edge," 21 Apr. 2018 Iniesta was handed his first-team debut for Barça in 2002 by manager Louis van Gaal, the same coach who had blooded Xavi during an earlier spell in charge., "'Cancer of Barça': Camp Nou Legend Xavi Recalls Harsh Criticism He Suffered Early in His Career," 20 Mar. 2018 The question is, if Chelsea had any intention of blooding them next season, why spend around £110m on Tiemoue Bakayoko and Alvaro Morata to occupy their positions?, "Harry Kane Is a Rare Beneficiary of the Botched Modern Day Loan System," 15 Apr. 2017 With Mauricio Pochettino's record with blooding young players particularly impressive - his interest in the German comes as no surprise., "Report: Arsenal, Tottenham Join Barcelona in the Hunt for Leon Goretzka," 5 Nov. 2017

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

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First Known Use of blood


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


1590, in the meaning defined at sense 1

History and Etymology for blood


Middle English, from Old English blōd; akin to Old High German bluot blood

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Statistics for blood

Last Updated

13 Oct 2018

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Time Traveler for blood

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

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More Definitions for blood



English Language Learners Definition of blood

: the red liquid that flows through the bodies of people and animals

: members of a team, company, or organization


\ˈbləd \

Kids Definition of blood

1 : the red fluid that circulates in the heart, arteries, capillaries, and veins of persons and animals and that brings nourishment and oxygen to and carries away waste products from all parts of the body

2 : relationship through a common ancestor : kinship She is my aunt by marriage, not by blood.

Other Words from blood

blooded \ˈbləd-əd \ adjective


noun, often attributive
\ˈbləd \

Medical Definition of blood 

1 : the fluid that circulates in the heart, arteries, capillaries, and veins of a vertebrate animal carrying nourishment and oxygen to and bringing away waste products from all parts of the body

2 : a fluid of an invertebrate comparable to blood

3 : blood regarded in medieval physiology as one of the four humors and believed to be the seat of the emotions

4 : descent from parents of recognized breed or pedigree

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