pickflare-up flare-up {n.} The reoccurrence of an infection or an armed conflict. He had a flare-up of his arthritis. There was a bad flare-up of hostilities in some countries. Categories: add yours noun Source: A Dictionary of American Idioms 'flare-up' on video 8 Causes for flare up in Endodontics Endodontic Abscess | Endodontic Flare Up Endodontic Complication | Endodontic Flare Up ازاى تتعامل صح مع الـ Management of Endodontic Flare up :Prof. Khaled Ali Beshr:High quality sort: relevance, mode: exact match, q: "flare-up", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: American IdiomsEnglish Slang Post my comment