writer's cramp

noun
1.
spasmodic, painful contractions of the muscles of the thumb, forefinger, and forearm during writing.
Examples from the web for writer's cramp
  • Symptoms of writer's cramp often appear as soon as the pen is picked up, or after a few words of writing.
  • Cursive might be faster than printing, but for me typing is far faster than cursive and doesn't cause writer's cramp.
  • Patients with focal dystonia, specifically writer's cramp and blepharospasm, will be eligible for study.
British Dictionary definitions for writer's cramp

writer's cramp

noun
1.
a muscular spasm or temporary paralysis of the muscles of the thumb and first two fingers caused by prolonged writing
writer's cramp in Medicine

writer's cramp writ·er's cramp (rī'tərz)
n.
A cramp or spasm of the muscles of the fingers, hand, and forearm during writing.