Bollard \Bol"lard\, n. [Cf. {Bole} the stem of a tree, and {Pollard}.] An upright wooden or iron post in a boat or on a dock, used in veering or fastening ropes. [1913 Webster] {Bollard timber} (Naut.), a timber, also called a knighthead, rising just within the stem in a ship, on either side of the bowsprit, to secure its end. [1913 Webster]