\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.

{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.