octoroon

noun Older Use: Offensive.

1. a person having one-eighth black ancestry, with one black great-grandparent; the offspring of a quadroon and a white person.

noun

1. a person having one quadroon and one White parent and therefore having one-eighth Black bloodCompare quadroon

n.1861, irregular formation from Latin octo “eight” (see eight) + suffix abstracted from quadroon (in which the suffix actually is -oon). Offspring of a quadroon and a white; so called for having one-eighth Negro blood.