tack

/ˈtak/

Middle English takken, from tak

verb

  1. attach; especially : to fasten or affix with tacks

  2. to join or add in a slight or hasty manner —usually used with on or onto

  3. to add as a supplement or something extra —usually used with on or onto

tack on some sequins for pizzazz

noun

  1. a small short sharp-pointed nail usually having a broad flat head

  2. the direction of a ship with respect to the trim of her sails

  3. the run of a sailing ship on one tack

noun

  1. stable gear; especially : articles of harness (such as saddle and bridle) for use on a saddle horse