Ī-ăm′bus, n.

noun

n.; Lat. pl. Ī-ĂM′BĪ; Eng. pl. Ī-ĂM′BUS-ES. [Lat. iambus, Gr. ἰαμβος, Fr. iambe, Sp. yambo, It. giambo, jambo, jambico.] (Pros.) A foot consisting of a short syllable followed by a long one, or of an unaccented syllable followed by an accented one; an iambic.