What does antiquity mean?
The definition of antiquity
An*tiq”ui*ty, n.; pl. Antiquities.
Etym: [L. antiquitas, fr. antiquus: cf. F. antiquité. See Antique.]

1 The quality of being ancient; ancientness; great age; as, a statue of remarkable antiquity; a family of great antiquity.
2 Old age. [Obs.] It not your voice broken . . . and every part about you blasted with antiquity Shak.
3 Ancient times; former ages; times long since past; as, Cicero was an eloquent orator of antiquity.
4 The ancients; the people of ancient times. That such pillars were raised by Seth all antiquity has Sir W. Raleigh.
5 An old gentleman. [Obs.] You are a shrewd antiquity, neighbor Clench. B. Jonson.
6 A relic or monument of ancient times; as, a coin, a statue, etc. ; an ancient institution.

Note: [In this sense, usually in the plural.] “Heathen antiquities.” Bacon.