(from Lat. ballare, to dance). 1. Originally a song intended for dance accompaniment; the melody of such a song. 2. In modern usage a simple narrative poem, often sentimental or dramatic, generally meant to be sung. The ballad has been especially popular in English-speaking countries, often taking mysterious legends or horror stories as subject matter. 3. Originally a short, simple vocal melody, set to one or more symmetrical stanzas, with a light instrumental accompaniment; the term now includes instrumental melodies of a similar character. 4. A composition for single instruments or orchestra, embodying the idea of a narrative. 5. In the U.S., any folk song, regardless of content.