Added 9 October 2026 post-free adjective Categories: Describing Words adjective ! Definition from WordNet 3.1, Princeton University. More about post-free at Wordnik → Where our words come from → Postpaid. adverb Having the postage paid by the sender. I will send it post-paid Origin From post + -free. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: post-paidpaidpostpaidfreesurchargedpostpayflat-ratesemipostalprepaid Back to today's word