Merriam-Webster's Collegiate® Dictionary, 11th Edition
ANTIQUE
I. noun
Date: 1530
a relic or object of ancient times,
2. a work of art, piece of furniture, or decorative object made at an earlier period and according to various customs laws at least 100 years ago, a manufactured product (as an automobile) from an earlier period,
II. adjective see: ante-
Date: 1528
existing since or belonging to earlier times ; ancient ,
2. being in the style or fashion of former times , made in or representative of the work of an earlier period , selling or exhibiting antiques , see: old
III. verb (-tiqued; -tiquing)
Date: 1923
transitive verb to finish or refinish in antique style ; give an appearance of age to , intransitive verb to shop around for antiques, antiquer noun