Entry 2 senses Webster, 1913 Appropriator /əp-rōp'-rē-ātˌ-ẽr/ · Ap·pro·pri·a·tor · IPA /əprˈoʊpriːˌeɪtər/ 01 n. One who appropriates. 1. One who appropriates. 2. A spiritual corporation possessed of an appropriated benefice; also, an impropriator.(Law)