let blood

The phrase "let blood" refers to an old medical practice of drawing blood from a patient, historically used to treat various ailments.

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Definition

C1Historical Medicine

(archaic, medical)To draw blood from a person as a form of treatment, commonly practiced in the past.

Example

  • In medieval times, doctors would let blood to treat patients with fevers.

C1General

(figurative)To cause someone to bleed, often used metaphorically to imply harm or injury.

Example

  • The battle was fierce, and many soldiers were let blood.

Similar

Terms that have similar or relatively close meanings to "let blood":

spill blooddraw bloodhigh bloodin bloodbleed outblue bloodfirst bloodblood and ounsblood supplysweat bloodblood lilywhite bloodstop the bleedingyoung bloodblood royalblood redbad bloodbleed whitebloodied upblood transfusionblood bankblood typebleed dry