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Alternative forms[edit]


flare +‎ up


flare-up ‎(plural flare-ups)

  1. A sudden outbreak, outburst or eruption (originally of flame, but now used more generally of any violent activity)
    • 2000, Jon Zonderman, Ronald Vender, Understanding Crohn Disease and Ulcerative Colitis[1]:
      Although Crohn disease and ulcerative colitis are chronic, they are characterized by periods of remission that last for varying amounts of time, interrupted by flare-ups, when symptoms of the disease become more evident.
    • 2009, Peter Osbaldeston, The Palm Springs Diner's Bible: A Restaurant Guide for Palm Springs, Cathedral City, Rancho Mirage, Palm Desert, Indian Wells, la Quinta, Bermuda Dunes, Indio, and Desert Hot Springs, Gretna, La.: Pelican Publishing Company, ISBN 978-1-58950-750-1, page 250:
      The disadvantage of the underfired grill is the potential for flareups, which can cause a burned spot or carbonization. Not only do these taste bad, but they are also carcinogenic.
  2. A sudden intensification in activity