Definition of "sick headache" []

• A headache accompanied by nausea. (noun)
• A migraine. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "My departure from the Engadine was celebrated on my part, precisely as my entance to it had been, by a severe bilious attack, which sent me here staggering with sick headache and far from happy."