1 a very small area of sth, especially light:
His eyes narrowed to two small pinpricks of black.
2 a very small hole in sth, especially one that has been made by a pin:
The only mark on her was a pinprick left by the injection.
3 something that annoys you even though it is small and unimportant:
Nausea and tiredness were mere pinpricks compared to the emotional pain she was feeling.
