Entry 3 senses · 2 variants Webster, 1913 Antiquarian · An·ti·qua·ri·an · IPA /ˌæn.tɪˈkwɛɹ.i.ən/ a. n. 01 a. Pertaining to antiquaries, or to antiquity; as, antiquarian literature. 1. Pertaining to antiquaries, or to antiquity; as, antiquarian literature. 02 n. An antiquary. 1. An antiquary. 2. A drawing paper of large size. See under Paper, n. See: Paper