ɪˈɹʌpt flɛə̯ flɛɚ̯ fleɪm flɛə̯ flɛɚ̯ flɛə̯ flɛɚ̯ (baseball) a fly ball hit a short distance into the outfield become flared and widen, usually at one end The bellbottom pants flare out erupt or intensify suddenly Unrest erupted in the country Tempers flared at the meeting The crowd irrupted into a burst of patriotism a short forward pass to a back who is running toward the sidelines he threw a flare to the fullback who was tackled for a loss burn brightly Every star seemed to flare with new intensity shine with a sudden light The night sky flared with the massive bombardment a device that produces a bright light for warning or illumination or identification a burst of light used to communicate or illuminate a sudden outburst of emotion she felt a flare of delight she could not control her flare of rage an unwanted reflection in an optical system (or the fogging of an image that is caused by such a reflection) a sudden eruption of intense high-energy radiation from the sun's surface; associated with sunspots and radio interference a sudden burst of flame a shape that spreads outward the skirt had a wide flare a sudden recurrence or worsening of symptoms a colitis flare infection can cause a lupus flare reddening of the skin spreading outward from a focus of infection or irritation