Added 10 October 2026 firetrap noun Categories: ThingsObscure Words noun ! Definition from Wiktionary (CC BY-SA). More about firetrap at Wordnik → Where our words come from → A building that is dangerously flammable and/or has limited emergency exits in which people would be trapped in the event of a fire. Origin From fire + trap. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: firehousefirehallfireside Back to today's word