I

adj. (Pros.) Consisting of a short syllable followed by a long one, or of an unaccented syllable followed by an accented; as, an iambic foot. Pertaining to, or composed of, iambics; as, an iambic verse; iambic meter. See Lambus.

 - n. (Pros.) (a) An iambic foot; an iambus. (b) A verse composed of iambic feet. The following couplet consists of iambic verses. A satirical poem (such poems having been anciently written in iambic verse); a satire; a lampoon.