piss blood

piss blood

1. vulgar slang Literally, to pass urine that is tainted with some amount of one's blood. A kidney injury during a football game had me pissing blood for nearly a week. It turns out that I was pissing blood because of prostate cancer.
2. dated vulgar slang To exert oneself to an extreme and exhausting degree. We've been pissing blood trying to get this project finished on time. The foreman said he's have the workers pissing blood if that's what it took to get the house built before winter set in.
See also: blood, piss
Farlex Dictionary of Idioms.

piss blood

1. tv. to experience great anxiety. (see also sweat blood.) He made me piss blood before he agreed.
2. tv. to expend an enormous amount of energy. (see also sweat blood.) I pissed blood to come in first in the race.
See also: blood, piss
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • after (one's) blood
  • after your blood
  • bleed out
  • be after (one's) blood
  • be after/out for somebody's blood
  • in (one's) blood
  • in blood
  • in one’s blood
  • in one's blood
  • in your blood
References in periodicals archive
If you give up--if you don't care, if you lie down and don't care, your kidneys go bad and you piss blood, and then you can't get up again and you just wilt away.
I know how it is to piss blood. You all don't know nothing about this.