tack

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tack

1
1. a short sharp-pointed nail, usually with a flat and comparatively large head
2. Nautical the heading of a vessel sailing to windward, stated in terms of the side of the sail against which the wind is pressing
3. Nautical
a. a course sailed by a sailing vessel with the wind blowing from forward of the beam
b. one such course or a zigzag pattern of such courses
4. Nautical
a. a sheet for controlling the weather clew of a course
b. the weather clew itself
5. Nautical the forward lower clew of a fore-and-aft sail

tack

2
a. riding harness for horses, such as saddles, bridles, etc.
b. (as modifier): the tack room

Tack

 

(Russian, gals; from Dutch hals). (1) The course of a vessel with respect to the wind (for example, a vessel is moving on a starboard tack when the wind is blowing toward the starboard side of a vessel).

(2) The segment of a vessel’s course from turn to turn while maneuvering under sail, carrying out measuring operations, sweeping mines, fishing, and so on.

(3) A rope securing the lower windward corner of the sail (the tack corner) to a mast.

tack

[tak]
(design engineering)
A small, sharp-pointed nail with a broad flat head.
(materials)
Adhesive stickiness, such as occurs on the surface of a varnish or ink that has not completely dried. Also known as tackiness.
(navigation)
To change the course of a sailing vessel by coming about so as to take the wind from over the opposite bow (starboard or port).

tack

1. A strip of metal, usually lead or copper, used as a clip to secure the edges of metal items in roof construction, such as flashings.
2. A short, sharp-pointed nail.
3. The property of an adhesive that enables it to form a bond of measurable strength immediately after the adhesive and adherend are brought into contact under low pressure.
4. To glue, weld, or otherwise fasten in spots rather than in a continuous line.
References in periodicals archive ?
I think there must have been some on the grass because the track was clear, to only have four is pretty good considering how many tacks there were.
Derek Goode said he was disappointed that tacks had been thrown across the road, where more than 15,000 cyclists were set to ride across: "There were around 30 guys that had punctures after tacks were thrown across the road at the top of the hill coming into Caerleon.
The Tack Endovascular System has been designed to leave minimal foreign material in the artery; apply a low outward force on the arterial wall; and allow "spot" treatment only where needed.
Although there may be enough room for a boat to tack in front of another on the open course, she runs a very real risk when completing the same tack in the new enlarged zone.
Someone seems to have decided they don't like cyclists and have been throwing carpet tacks on the path.
Rangers also found their efforts to clear the path frustrated when more tacks were put there after they had cleared them.
In addition to these tools, you'll need a pry bar to remove the tack strip (Photo 3), a stapler with 5/16-in.
This treatment will hold the tacks securely under most normal conditions.
A total of 46 tacks of four different tack styles were obtained from two separate manufacturers.
Thumb tacks and flying rubber bands weren't exactly the warm welcome Fischer, a former Olympic gymnastic hopeful who had become a quadriplegic, was expecting 10 years ago when he rolled into his first classroom at Broadous Elementary School in Pacoima.
In a written statement, Veknesvaren claimed he was repeatedly beaten with sticks, had his head slammed against a wall and that he was made to walk across a floor littered with thumb tacks in a bid to get him to confess to starting a fire at his school.
The Tack-it Endovascular Stapler[TM] device is a6F multi-loaded catheter containing four self-expanding tacks.