Having six metrical feet, especially dactyls and spondees.
source: Webster 1913
noun
a verse line having six metrical feet
source: WordNet 3.0
A verse of six feet, the first four of which may be either dactyls or spondees, the fifth must regularly be a dactyl, and the sixth always a spondee. In this species of verse are composed the Iliad of Homer and the Æneid of Virgil. In English hexameters accent takes the place of quantity.