Entry 2 senses · 2 variants Webster, 1913 Vestiary · Ves·ti·a·ry · IPA /ˈvɛs.tiˌɛɹi/ n. a. 01 n. A wardrobe; a robing room; a vestry. 1. A wardrobe; a robing room; a vestry. 02 a. Pertaining to clothes, or vestments. 1. Pertaining to clothes, or vestments.