the fluid that circulates in the principal vascular system of human beings and other vertebrates, in humans consisting of plasma in which the red blood cells, white blood cells, and platelets are suspended.
the vital principle; life:The excitement had got into the very blood of the nation.
a person or group regarded as a source of energy, vitality, or vigor:It's time we got some new blood in this company.
Physiologyone of the four elemental bodily humors of medieval physiology, regarded as causing cheerfulness.
bloodshed; gore; slaughter; murder:to avenge the blood of his father.
the juice or sap of plants:the blood of the grape.
temperament; state of mind:a person of hot blood.
physical nature of human beings:the frailty of our blood.
[Chiefly Brit.]a high-spirited dandy; an adventuresome youth:the young bloods of Cambridge.
a profligate or rake.
physical and cultural extraction:It was a trait that seemed to be in their blood.
royal extraction:a prince of the blood.
descent from a common ancestor; ancestry; lineage:related by blood.
recorded and respected ancestry; purebred breeding.
[Slang.]a black person, esp. a man.
get or have one's blood up, to become or be enraged or impassioned:Injustice of any sort always gets my blood up.
have someone's blood on one's head or hands, to be to blame for someone's affliction or death:Though a criminal, he had no blood on his hands.
in cold blood, deliberately; ruthlessly:The dictator, in cold blood, ordered the execution of all his political enemies.
make one's blood boil, to inspire resentment, anger, or indignation:Such carelessness makes my blood boil.
make one's blood runcold, to fill with terror; frighten:The dark, deserted street in that unfamiliar neighborhood made her blood run cold.
sweat blood. See sweat (def. 24).
taste blood, to experience a new sensation, usually a violent or destructive one, and acquire an appetite for it:Once the team had tasted blood, there was no preventing them from winning by a wide margin.
[Hunting.]to give (hounds) a first sight or taste of blood. Cf. flesh (def. 17).
to stain with blood.
Gmc * blōdan, an old neuter adjective, adjectival meaning "spurting'' that accompanied the lost Indo-European noun *HesHr (Hittite eshar) blood; akin to bloom1; for the meaning compare spurt and sprout
bef. 1000; Middle English blo(o)d, Old English blōd; cognate with Old Frisian, Old Saxon blōd, Old High German bluot (German Blut), Old Norse blōth, Gothic bloth
13.See corresponding entry in Unabridged kinship, stock, family.
a reddish fluid in vertebrates that is pumped by the heart through the arteries and veins, supplies tissues with nutrients, oxygen, etc, and removes waste products. It consists of a fluid (see blood plasma) containing cells (erythrocytes, leucocytes, and platelets)
a similar fluid in such invertebrates as annelids and arthropods
bloodshed, esp when resulting in murder
life itself; lifeblood
relationship through being of the same family, race, or kind; kinship
flesh and blood ⇒ near kindred or kinship, esp that between a parent and child
human nature (esp in the phrase it's more than flesh and blood can stand)
in one's blood ⇒ as a natural or inherited characteristic or talent
the blood ⇒ royal or noble descent: a prince of the blood
temperament; disposition; temper
good or pure breeding; pedigree
(as modifier): blood horses
people viewed as members of a group, esp as an invigorating force (in the phrases new blood, young blood)
chieflyBritrarea dashing young man; dandy; rake
in cold blood ⇒ showing no passion; deliberately; ruthlessly
make one's blood boil ⇒ to cause to be angry or indignant
make one's blood run cold ⇒ to fill with horror
to cause (young hounds) to taste the blood of a freshly killed quarry and so become keen to hunt
Etymology: Old English blōd; related to Old Norse blōth, Old High German bluot