nib

noun7

1. •
   The tip of a pen or tool that touches the surface, transferring ink to paper.

   • 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. — 1922
2. •
   A small and pointed thing or part; a point; a prong.
3. •
   (dialect) A bird's beak.
4. •
   A piece of a roasted, hulled cocoa bean.
5. •
   Bits of trapped dust or other foreign material that form imperfections in painted or varnished surfaces.
6. •
   One of the handles projecting from a scythe snath.
7. •
   The shaft of a wagon.

verb1

1. •
   To fit (a pen) with a nib.

adjective1

1. •
   Abbreviation of new in box: Of a product that is the subject of a consumer sale: new and still in its original packaging; not used.

noun2

1. •
   sodium-ion battery; Abbreviation of Na-ion battery (Na is the chemical symbol for sodium.)
2. •
   (slang) Initialism of newly initiated brother.