- A stain; a tache.
- A peculiar flavor or taint; as, a musty tack.
- A small, short, sharp-pointed nail, usually having a broad,
- That which is attached; a supplement; an appendix. See Tack,
v. t., 3. - To change the direction of a vessel by shifting the
position of the helm and sails; also (as said of a vessel), to have her
direction changed through the shifting of the helm and sails. See Tack,
v. t., 4. - A rope used to hold in place the foremost lower corners of
the courses when the vessel is closehauled (see Illust. of Ship); also,
a rope employed to pull the lower corner of a studding sail to the
- The part of a sail to which the tack is usually fastened;
the foremost lower corner of fore-and-aft sails, as of schooners (see
Illust. of Sail).
- The direction of a vessel in regard to the trim of her
sails; as, the starboard tack, or port tack; -- the former when she is
closehauled with the wind on her starboard side; hence, the run of a
vessel on one tack; also, a change of direction.
- A contract by which the use of a thing is set, or let, for
hire; a lease.
- Confidence; reliance.
- To fasten or attach.
- Especially, to attach or secure in a slight or hasty
manner, as by stitching or nailing; as, to tack together the sheets of
a book; to tack one piece of cloth to another; to tack on a board or
shingle; to tack one piece of metal