1
: pain in the head
2
: a vexatious or baffling situation or problem
meetings had become a giant headache—
Franklin Foer
Franklin Foer
Examples of headache in a Sentence
I'm starting to get a headache.
The symptoms include fever and headache.
The city's biggest headache is traffic.
Managing your finances can be a real headache.
Recent Examples on the Web
Severe infections may include aches, headaches, elevated fever, lethargy, rashes, and blood in the urine or stool.
—Saman Shafiq, USA TODAY, 4 Feb. 2025
Later symptoms include severe headaches, joint stiffness and swelling, pain, and other rashes.
—Jennifer Welsh Published, Verywell Health, 3 Feb. 2025
Side effects reported with valerian include headache, dizziness, skin rash, and nausea.
—Kirstyn Hill, Pharmd, Mph, Health, 3 Feb. 2025
In its early stages, poliomyelitis — known as polio — causes fatigue, headaches, stiffness and limb pain after exposure to the poliovirus, according to the World Health Organization, or WHO.
—Soph Warnes, CNN, 2 Feb. 2025
See all Example Sentences for headache 
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Saman Shafiq, USA TODAY, 4 Feb. 2025
Later symptoms include severe headaches, joint stiffness and swelling, pain, and other rashes.
—Jennifer Welsh Published, Verywell Health, 3 Feb. 2025
Side effects reported with valerian include headache, dizziness, skin rash, and nausea.
—Kirstyn Hill, Pharmd, Mph, Health, 3 Feb. 2025
In its early stages, poliomyelitis — known as polio — causes fatigue, headaches, stiffness and limb pain after exposure to the poliovirus, according to the World Health Organization, or WHO.
—Soph Warnes, CNN, 2 Feb. 2025
See all Example Sentences for headache
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An Abbreviated History of American English Spelling
Soop, wimmen, and headake did not make the cut
Dictionary Entries Near headache
Cite this Entry
“Headache.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headache. Accessed 8 Feb. 2025.
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