BOOMA spar used for hoisting loads; usually
BOOT TOPPINGBlack paint applied to a ships
sides along the waterline.
BOWThe forward end of a ship or boat.
BOW HOOKMember of a boats crew whose
station is forward.
BREAK OFFTo walk away with a line or run a line
in; let go, return to the point from which the line is
being hauled; take a new hold, and walk away
BREAK OUTTo bring out supplies or equipment
from a storage space.
BREAST LINEMooring line leading from the ship
to the pier at right angles to the ship.
BRIDGEArea in the superstructure from which a
ship is operated. See CONN.
BRIDLEA span of rope, chain, or wire with both
ends secured and the strain taken on the midpart.
BRIGNaval term for jail.
BROACH TOTo get crosswise (without power) to
the direction of wave travel; particularly
dangerous near a beach.
BROADWide, as broad in the beam.
BROAD ON THE BOWHalfway between dead
ahead and abeam.
BROAD ON THE QUARTERHalfway between
abeam and astern.
BROADSIDE(1) The act of firing all main battery
guns to one side at once. (2) Sidewise, as The
current carried the ship broadside toward the
beach. Broadside to is to have the side toward
something, as The ship hit the pier broadside to.
BROWNavy term for gangplank. Used as a
crosswalk from one ship to another and from a ship
to a pier.
BULKHEADA vertical partition in a ship; never
called a wall.
BULKHEADINGComplaining or grumbling with
the intention of being overheard by seniors.
BULWARKSolid barrier along the edges of the
weather deck that serves as a protection against the
BUOYAn anchored float used as an aid to
navigation or to mark the location of an object.
CABIN Living compartment of a ships
CABLEA line, wire, or chain that connects a ship to
CAISSONGate at the end of a drydock that keeps
out the water.
CALL(1) The boatswains pipe. (2) A signal
sounded on the boatswains pipe.
CAMELLarge float or rectangular structure used as
a fender between a ship and the pier.
CAN BUOYA navigational buoy, cylindrical in
shape, that marks the port side of a channel from
seaward; odd-numbered and painted green.
CANOPYA cover fitted over part of a boat.
CAPSTANThe part of a vertical shaft windlass
around which a working line is passed; used for
heaving in anchors and hawsers.
CARRICK BENDA knot used for joining two
lines. The single carrick bend isnt often used
because it jams tight; instead, a double carrick
bend is used, particularly for bending towing
CARRY AWAYTo break loose, as The rough seas
carried away the lifelines.
CAULKThe act of stuffing the seams between
wooden planking with oakum for watertightness.
CHAFING GEARMaterial used to protect lines
from excessive wear.
CHAIN LOCKERSpaces where anchor chain is
CHAIN MARKINGSA series of turns of wire and
stripes of paint on certain links of each anchor
chain. They show the scope or amount of chain that
has run out.
CHAINSArea (a platform on large ships) where the
leadsman stands when taking soundings with the