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by blood

Definition of by blood

:by a relationship that connects two people through their natural parents, grandparents, etc.
  • My aunt and I are related by blood.

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Word by Word Definitions

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  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

  3. : a fluid resembling blood

  1. : to stain or wet with blood

  2. : bleed

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

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