Definition of: blood

(blud) noun
1. The chemically complex and usually red fluid that circulates through the vascular system of most vertebrates. Consisting essentially of semi-solid corpuscles suspended in plasma, it delivers oxygen and nutrients to all the cells and tissues, distributes internal secretions, removes waste products, guards against infection, and helps to maintain homeostasis of the organism. ◆ Collateral adjective: hemal.
2. Kinship by descent; race; especially, noble lineage. Compare FULL BLOOD, HALF BLOOD.
3. Vitality; temperament; mood.
4. Bloodshed; war; murder.
5. A dashing fellow; gallant.
6. One of various red liquids, as the sap of some trees.
7. A blood horse.
8. The life blood of a sacrificial victim, especially as in the atonement of Christ. See synonyms under AFFINITY, KIN.
—v.t.
1. To draw blood from; bleed.
2. To give (a hunting dog) its first sight or smell of blood; also, to give (troops) their first experience of battle.
—adjective Blooded; of superior breed: a fine blood mare. [OE blōd]