creased crea·sed UK/kɹiːst/ uncommon uk adjective 1. having wrinkles “crumpled paper” “her skirt had become creased” “a rumpled gray suit” Synonymscrumpledrumpled Similarwrinkled WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved.