Added 10 October 2026 prisonbreak noun Categories: ActionsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about prisonbreak at Wordnik → Where our words come from → An escape from jail. the breakout was carefully planned Related Words: breakbreakoutgaolbreakjailbreakprison-breakingprisoncellblockpenitentiaryjailhouseprisoner Back to today's word