having a headache.
accompanied by or causing headaches: a headachy cold.

Origin of headachy

First recorded in 1820–30; headache + -y1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for headachy

Historical Examples of headachy

  • But Clarence, sick and headachy, did not notice these signs of strong emotion.

    The Heart of Rachael

    Kathleen Norris

  • He was never quite well at sea, but was headachy and uncomfortable.

  • Then we all three went for a walk, but I was tired and headachy, and turned back.

    The Angel of Pain

    E. F. Benson

  • He was in his bedroom, wrapped up in a blanket, shivering and hot and headachy.

    The Vehement Flame

    Margaret Wade Campbell Deland

  • Nina was asleep; to Ward, who was headachy and feverish, she had paid a late visit.

    Harriet and the Piper

    Kathleen Norris

British Dictionary definitions for headachy




suffering from, caused by, or likely to cause a headache
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012