assigned as·sig·ned UK/əˈsaɪnd/ US/ʌˈsaɪnd/ common adjective 1. appointed to a post or duty “assigned personnel” “assigned duties” Antonymsunassigned Similarallottedappointed WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved.