A.anything that projects:
I. jutting rock, foreland, “ἐπὶ προβόλῳ” Od.12.251: metaph., boulder in the path, obstacle, προβόλοις προσπταίειν interpol.in D.8.61; “λιμένας προβόλων ἐνέπλησας” Id.25.84 (metaph.; also literally, of stones sunk in a harbour, Arr.An.2.21.7); “τὸν λογισμὸν ὡς π. ἐμποδὼν τῇ γλώττῃ κείμενον” Plu.2.510a.
2. πρόβολοι ξύλων projecting barriers of wood to break the force of a stream, Id.Caes.22.
3. defence, bulwark, π. πολέμου, of a fortress, X.Cyr.5.3.11 and 23; of a person, shield, guardian, “π. ἐμός, σωτὴρ δόμοις” Ar.Nu.1161 (lyr., paratrag.).
II. hunting-spear, Hdt.7.76; generally, missile, Ph.Bel.84.11 (pl.).
