n.
 a decorative object that is valuable because of its age.
adj.
  - (of an object) valuable because of its age.
 - belonging to the distant past. 
▸old-fashioned or outdated.
 
v.
 (antiques, antiquing, antiqued)
 make (something) resemble an antique by artificial means.
 
  Etymology
  C15: from L. antiquus, anticus ‘former, ancient’, from ante ‘before’.