1882 E. G. Scott iv. 99 The development of New England character is due,..to the original vigor and expansive force of the race blood.
1906 W. H. Fleming 37 The one is based on a supposed duty to God; the other on a supposed duty to one's race-blood.
2002 E. Lemire ii. 38 Each parent contributed his or her race blood through the act of procreation.