Nib

Once the sketch is completed, ink it with a nib pen.

She watched the nib of her pen glide around the surface of the page, an inky line trailing behind it.

The pen has a very fine nib.

Slowly welling from the point of her gold nib, pale blue ink dissolved the full stop; for there her pen stuck; her eyes fixed, and tears slowly filled them.

Ford, whose often acid nib belied a deep love of all things Iberian, is one of 20 British authors profiled in a new Spanish book[…].

the little nib or fructifying principle

In nibbing the pen, place the inside of the point flat upon the nail of your left-hand thumb (holding the quill between the first and second finger of that hand), and let the whole length of the split be extended thereon, to steady the pen as much as possible […]