heart's blood

heart's blood (uncountable)

1. (literary) Alternative form of heart-blood
   • 1819, Percy Bysshe Shelley, The Cenci‎^[1], London: C. & J. Ollier, act V, scene 4, page 103:

     Soon the heart’s blood of all I love on earth
     Will sprinkle him, and he will wipe it off
     As if ’twere only rain.

   • 1912, Robert W. Service, “The Soldier of Fortune”, in Rhymes of a Rolling Stone‎^[2], Toronto: William Briggs, page 24:

     “And now, my butchers, I embrace my fate.
     Come! let my heart’s blood slake the thirsty sod. […] ”