MULATTO

n. person who is both Negro and Caucasian

Mulatto The derivation of this word may be from the Spanish and Portuguese mulato, small mule, person of mixed race, mulatto, from mulo, mule, from Old Spanish, from Latin mūlus.) According to some definitions of the word, it applies to a person of mixed black and white ancestry or the offspring of one white parent and one black parent. It can also be used as an adjective to describe something as a light brown color.
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Noun
1. an offspring of a Black and a White parent
(hypernym) mixed-blood

adj. mulatto

n. mulatto, person who is both Negro and Caucasian

(n.)
The offspring of a negress by a white man, or of a white woman by a negro, -- usually of a brownish yellow complexion.