tacking

Verb

tack (third-person singular simple present tacks, present participle tacking, simple past and past participle tacked)

1. (transitive) To nail (something) with a tack (small nail with a flat head).
   • The hallway smelt of boiled cabbage and old rag mats. At one end of it a colored poster, too large for indoor display, had been tacked to the wall.1949 June 8, George Orwell, Nineteen Eighty-Four, London: Secker & Warburg, →OCLC, Part I, Chapter I
2. To sew/stitch with a tack (loose seam used to temporarily fasten pieces of cloth).
3. To weld with initial small welds to temporarily fasten in preparation for full welding.

   Synonyms:

   tack weld

4. To maneuver a sailing vessel so that its bow turns through the wind, i.e. the wind changes from one side of the vessel to the other.

   Synonyms:

   change tack

   Antonyms:

   wear, gybe

5. (intransitive) To sail to windward using a series of alternate tacks across the wind.

   Synonyms:

   beat

   Antonyms:

   run

6. To add something as an extra item.
   • to tack (something) onto (something)

See all 27 meanings of tack