In prosody, containing or consisting of six measures; having a length of six feet or six dipodies; especially, composed of six feet, of which the first four are dactyls or spondees, the fifth ordinarily a dactyl, sometimes a spondee, and the last a spondee or trochee: as, a hexameter line, verse, or period.n. In prosody, a period, line, or verse consisting of six measures.