A headache accompanied by nausea, particularly a migraine.
- ‘Migraine, Old French for half the head, is more than a sick headache.’
- ‘At the breakfast table the next morning, Miss Ophelia learns of Marie's selfishness when Marie rants about how selfish her servant is for not staying up with her all night, each night, to help her deal with her ‘sick headaches.’’
- ‘Sean has one of his sick headaches, so his son, fifteen-year-old John, sits behind the wheel of the station wagon.’
- ‘She looks with horror at the place in the Royal Box where the bull ought to be sitting, and sees there instead her algebra teacher, whom she had told that she was staying at home on account of a sick headache.’