be after/out for somebody's blood

(redirected from be after somebody's blood)

be after (one's) blood

To seek revenge on another person. He hit my car, so I'm after his blood now.
See also: after, blood

be after/out for somebody’s ˈblood

(informal, often humorous) want to hurt or harm somebody, especially as revenge: They have been after my blood ever since I accidentally damaged their car.
See also: after, blood, out