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Boom (sailing)
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The boom of my 8-ton Hillyard - possibly of Oregon pine - was bent when I bought it.

BOOM: A pole running at a right angle from the mast.
BOOT TOP: A painted line that indicates the designed waterline.
BOW: The forward part of a boat.
BOW LINE: A docking line leading from the bow.

Boom vang also called a kicking strap - a line that adjusts downward tension on the boom
Bow - the front of the boat
Bowsprit - A large boom or spar, which projects over the stem of a ship or other vessel, to carry sail forward.

Boom crutch
A 1" dia. aluminum post with a plastic fork at one end used to support the boom when the sail is lowered.
Boom vang ...

Boom - the horizontal spar which the foot of a sail is attached to
Boom Vang - a line that adjusts downward tension on the boom
Bow - the front of the boat ...

Boom: A pole running at a right angle from the mast.
Clear Astern and Clear Ahead: One boat is clear astern of another when her hull and equipment in normal position are behind a line abeam from the aft most point of the other boat's hull and ...

Boom: A spar to which a sail's lower edge or "foot" is attached. The boom is attached to the mast at the gooseneck.
Bosun's Chair: A seat, usually made of canvas, used to hoist a person up the mast.
Bow: The front of the boat.

Boom- The bar to which the bottom, or foot, of the sail is attached. Boom jack is the tackle rigged to the boom to allow downward pressure.
Boot top- A stripe of paint applied to the hull at the waterline.

Boom: The spar extending the bottom of a lugsail.
Bottom Boards: Slatted unvarnished framework in the bottom of the boat, usually removable, to keep your feet off the planking and frames, and out of the bilge water, if there is any.

Boom Vang: A system used to hold the boom down, particularly when boat is sailing downwind, so that the mainsail area facing the wind is kept to a maximum. Frequently extends from the boom to a location near the base of the mast.

Boom - Free swinging spar attached to the foot of the sail with forward end pivoting on the mast.
Boot Top - A painted stripe that indicates the waterline.
Bow - The forward part of a boat.

Boom Vessel
Bow
The front of the boat. The basic forms: Straight, Raked, etc... are shown. more......

Boom A spar for many purposes, such as to stretch out the foot of a fore and aft sail.
Boot top A band of paint at the waterline between 'wind and water' .
Bower anchor Main anchor carried forward in a vessel.

BOOM: Poles used to support the sails.
BOW: The forward part of a boat.
BOW LINE: A docking line leading from the bow.

Boom
A spar (a wooden or metal pole) attached to the mast at a right angle, used to support the foot of a sail.
Boltrope ...

boom vang - Any system used to hold the boom down. This is useful for maintaining proper sail shape, particularly when running or on a broad reach.

Boom: At the bottom of the mainsail, the part that controls the sail.
Gooseneck: The fitting that allows the boom to pivot both side to side and up and down.
Hull: The rounded part of the boat; comes in a variety of materials.

boom
A spar attached to a sail at its foot.
bow
Forward portion of a boat.

Boom
A pole securing the bottom of a sail, allowing more control of the position of a sail.
Boomkin
A small outrigger over the stern of a boat.

Boom A spar used to give shape to the bottom of any sail. If you don't watch out, it'll hit you in the head, and you'll hear a loud boom. Tack The forwardmost, lowest part of a triangular sail.

boom - A free-swinging spar, used to extend the foot of a sail. To top the boom is to make sail and away. To boom off is to shove off a wharf, bank, etc., by the aid of spars.

Boom Vang:
Any system, usually block & tackle or hydraulic, used to hold the boom down. This is useful for maintaining proper sail shape by exerting a downward pull on the boom, particularly when running or on a broad reach.

Boom Crutch - Support for the boom, holding it up and out of the way when the boat is anchored or moored. Unlike a gallows frame, a crutch is stowed when boat is
sailing.

BOOM-A spar at the foot of a fore-and-aft sail.
BOOM CRUTCH (OR CRADLE OR CROTCH)-A prop that lifts the boom off the deck and holds it secure when it is not in use.
BOW-Forward part of a boat.

Boom gallows. Solid support for boom in a storm, and great extra handhold in cockpit or on deck.

Boom
A fore and aft spar extending from a mast to stretch or extend a sail
Bows ...

Boom
A spar which is used to extend and control the foot of the fore-and-aft sail.
Boom Vang ...

A boom composed of two separate curved pieces, one on either side of the sail. With this rig, sails are usually self tending and loose-footed.
work boat
A boat used for earning a living.

A boom on a jib or staysail.
Club Footed
A jib or staysail that utilizes a small boom.

The boom is a 'Park Avenue' type. This terminology comes from the old J-Class boat Ranger designed by a very young Olin Stephens and Starling Burgess, no connection to these J/Boats.

The boom and mainsail will also move across the boat. Duck out of the way of the boom, so it doesn't hit your head.

1) A boom. A club-footed jib is a jib with a boom. 2) A boat or yacht club. Club racing is racing only among the club's fleet, with no outsiders.
CMG, course made good
See made good.

Dandy boom
12 feet 6 inches spruce, 2-1/2 inches square.
We were careful that these lengths of spruce should be free from cracks and knots; this is essential if you wish to whittle out a spar from the log with satisfaction and credit to yourself.

Whap! Boom smacks you in the head, and it's all over in an instant.

Because the boom and even the mainsheet tackle can be heavy and moving very fast during a gybe, they may injure a crew in the way. More sailors are knocked overboard by gybes than anything else on a sailboat.

BOOM - Spar used to extend and control foot of fore-and-aft sail.
BOW - The forward part of a vessel.
BROACH - The turning of a boat broadside to the wind or waves, subjecting it to possible capsizing. ...

Location of reel/boom sampling equipment
There are four possible onboard locations for equipment used to suspend sampling or measuring equipment overboard.

Claw Ring - A "C" shaped fitting which can be slipped over the boom, for example, when the sail has been roller reefed to allow the boom vang to be reattached.

Bale A fitting on the end of a spar, such as the boom, to which a line may be led.
Ballast Weight: Usually lead, placed low in a boat to provide stability.

CARGO BOOM A heavy boom used in loading cargo. See "boom". CARGO HATCH A large opening in the deck to permit loading of cargo. CARGO MAT A mat, usually square and made of manila rope, used to protect the deck covering while taking stores, etc.

close hauled -- sails and boom pulled in tight, enabling the boat to point as high as possible to the direction the wind is coming from
clove hitch -- two half hitches
coaming -- the raised border around the cockpit, or a hatch to keep out water ...

OUTHAUL The line used to pull a sail toward the end of the boom, or the grommet at the corner of the sail to which that line attaches.
P Top
P & S Port and starboard (both sides).

Bail - Ironrod partially circling the boom to which sheet block is attached 2 To remove water from a boat, as with a bucket or a pump.
Baldheaded Schooner A schooner without topsails.
Baggywrinkle: - chafing gear made from old ropes.

repairs to sails including: sewing twine, needles, a palm, and beeswax sail slide A small metal or plastic fitting often used on the forward and lower edges of a mainsail or mizzen to attach it to a track along the appropriate mast and boom.

sail slide: a small metal or plastic fitting often used on the forward and lower edges of a mainsail or mizzen to attach it to a track along the appropriate mast and boom. A slide may also be used on the head, luff or foot of a gaff sail.

i, bowsprit; 2, bobstays, three pairs; 3, spritsail-gaffs, projecting on each side of the bowsprit-the ropes at the extremities are jib-guys and flying jib-guys; 4, jib-boom; 5, martingale-stay, and below it the flying-jib martingale; 6, back-ropes; ...

Bending on: To mount the mainsail to the boom
Bermuda sloop: The most "classic" rig with a triangular mainsail and a jib
Bight: The part of a rope that is used for making knots ...

A topping lift raises or lowers the outer end of the boom or pole. The fore-and-aft rig position of the poles is controlled.
Ship
A larger vessel usually thought of as being used for ocean travel. A vessel able to carry a "boat" on board.

ready aboutLast warning given by a helmsman before tacking and turning the bow into the wind, notifying the crew that the boom and sail will cross the boat. receiver boxPart of a hitch that receives and holds the hitch bar or shank.

-stened to an eye- bolt in the ship's side, and to the outer end of a boom, project- ing from the ship's side, by guys, to keep the boats clear off the sides. H eeZ Rope is to haul out jib-booms, and the bowsprits of cutters, &c.

The mainsail was tied with extra line from the boom vang.
#5. Stuck floater switch on the bilge pump. The pump would thus not go off. This is both a drain on the battery and may burn out the pump.
#6.

Finally, rig the reef outhaul between the aft reef grommet and the end of the boom, using a Reefing Clew Line, with a cross-turn under the bottom of the boom.

BOOM: 1) The spar extending from a mast to hold or extend the foot of a sail. 2) The sound when said spar strikes the head of charterer...
BOW: The front, or "pointy end" of the vessel.

Bowsprit: A large spar or boom running out from the stem of a vessel [the front or pointy end of the vessel], to which (and the jib-boom and flying jib-boom, which extend beyond it) the foremast stays are fastened.

Note (for the really challenged!): A sailboat is on the starboard tack when the boom is on the port side (or left side). A sailboat is on the port tack when the boom is on the starboard side (or right side).

On a fore-and-aft rigged vessel, it is the lowest and largest and often the only sail rigged aft of the main mast, and is controlled along its foot by a spar known as the boom.

Projecting arm of a crane.
Attachment connected to the top of a crane boom. JIT
See Just In Time.
Job
That work which is undertaken to meet a customer or production order and, for production control purposes, has a unique identification.

spar any ship's mast, boom, yard, or gaff
spirketting inside planking between ports and waterways of a ship
sponson platform jutting from ship's deck for gun or wheel ...

Spar: A stout pole forming a ships mast, yard, gaff, boom, etc.
Starboard: The right hand side of a vessel facing forward.
Steerage:The lowest class accommodations on a passenger ship.

See also: Boat, Sailing, Sail, Mast, Hull