A sharp projection near the end of an arrow, fishhook, or similar item, angled away from the main point so as to make extraction difficult. The fisherman carefully removed the barb from the fish's mouth.
A deliberately hurtful remark. She couldn't help but feel the sting of his barb during the argument.
A small horse of a hardy breed originally from North Africa. The Barb is known for its endurance and speed, making it a popular choice for long-distance riding.
One of the parallel filaments projecting from the shaft of a feather, which interlock to form the feather's vane. Under the microscope, the biologist could see how the barbs of the falcon's feather latched together.