pinhead
- n an ignorant or foolish person
- n the head of a pin
- The Democrats will be shutting down the Senate over a matter of process rather than substance, a pinhead of principle most civilians will find difficult to understand.
- Earlier in the day, the governor had incurred their wrath by a pinhead act: he asked the State Board of Regents to forbid the athletic teams of the university system of Georgia .
- It was the use of actual human oddities: the Siamese twins, the "pinhead," the armless, legless man and a whole sideshow of nature's misfits.