This meaning refers to a pointed projection designed to resist being pulled out.
The fishhook has a small barb near its tip.
The fence was topped with metal barbs.
This figurative meaning refers to a brief remark intended to hurt, mock, or criticize someone.
She ignored the barb in his reply.
The debate included several personal barbs.
In biology, a barb is one of the small branches extending from the central shaft of a feather.
Each feather barb connects with neighboring structures.
The damaged barbs made the feather look uneven.
