grappling-iron Copy link Outline 1. mănus ferrea2. harpăgo, ōnis, m.3. corvus (appy. not differing greatly from precedd.) • grappling-iron: 1. mănus ferrea: to make fast a ship with a g., ferrea m. inject a navem retinere, Caes. B. C. 1, 58: Liv.: manus also occurs without ferrea, Plin. 7, 56, 57, extr. [harpagones et manus]. 2. harpăgo, ōnis, m.: described by Liv. as a beam with an iron hook fastened at the extremity, "asseres ferreo unco praefixi, harpagones vocant," 30, 10, ad fin.: often joined with manus f., Caes. B. C. 1, 57: Plin. l. c.: to let down g.s upon ships, h. in naves injicere, Liv.: Caes. 3. corvus (appy. not differing greatly from precedd.): Join: ferreae manus [harpagonas vocant], corvique, Curt. 4, 2, med. (The above were used both in naval warfare and in sieges.)