blood */*/*/

UK [blʌd] / US noun [uncountable]

1) the red liquid that flows around inside your body

Oxygen and other vital substances are all carried in the blood.

His face was covered in blood.

give/donate blood (= allow doctors to take blood from your body so that it can be given to someone who needs it):

Have you ever given blood?

2) the family, nation, or group that you belong to through your parents and grandparents

They had royal blood in their veins.

Like many Canadians, she had some Scottish blood.

3) used as a way of referring to violence and death

Peace finally came, but a great deal of blood was lost in the process.

have blood on your hands (= be responsible for someone's death or for many deaths):

a ruthless general with blood on his hands

•

the blood rushes to your face/cheeks — used for saying that someone's face becomes red, especially because they are embarrassed

The blood rushed to his face when he saw her.

make someone's blood run/turn/go cold — to make someone feel suddenly very frightened or worried

Just hearing his name made her blood run cold.

new/fresh blood — someone who joins an organization with new exciting ideas or new ways of doing things

We need to bring in some new blood to brighten up our image.

- be after someone's blood

- blood and guts

- the blood drains from someone's face

- blood is thicker than water

- blood, sweat, and tears

- in cold blood

- something is in your blood

- like getting blood from a stone

- make your blood boil

- there'll be blood on the carpet

See:

bad blood, draw I, flesh and blood, spill I, sweat II