a poem or song narrating a story in short stanzas. Traditional ballads are typically of unknown authorship, having been passed on orally from one generation to the next
a theatrical entertainment popular in early 18th-century England, taking the form of a satirical play interspersed with traditional or operatic songs. The best-known example is John Gay’s The Beggar’s Opera (1728)
a four-line stanza in iambic meter in which the first and third unrhymed lines have four metrical feet and the second and fourth rhyming lines have three metrical feet