What the heart pumps (5)
I believe the answer is:
blood
(Other definitions for blood that I've seen before include "Sanguineous fluid" , "Recorded and respected ancestry" , "Circulating red liquid" , "Descent, lineage" , "Oxygen carrier" .)
I believe the answer is:
blood
(Other definitions for blood that I've seen before include "Sanguineous fluid" , "Recorded and respected ancestry" , "Circulating red liquid" , "Descent, lineage" , "Oxygen carrier" .)