Added 9 October 2026 hardbacked adjective Categories: Describing WordsObscure Words adjective ! Definition from WordNet 3.1, Princeton University. More about hardbacked at Wordnik → Where our words come from → Having a hard back or cover. hardback books Origin From hard + backed. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: hardboundhardcoverbackedhdbkhard-shellhard-headedhardlinehide-boundheadboardedhardwoodhardsetcase-hardened Back to today's word