Uncle

(ŭŋk'l), n. [O. Fr. uncle, N. Fr. oncle, Pr. oncle, avoncle, from Lat. avunculus, a maternal uncle, diminutive of avus, a grandfather.] The brother of one's father or mother.

My uncle, a pawnbroker. — Uncle-in-law, the brother of a wife's or a husband's father.