Barb
Definition 1 of 3
Pro Tip 1/3
Physical Object
A barb is often part of a tool or object, like a fishhook, wire, or plant. The rose's thorns had sharp barbs.
Pro Tip 2/3
Caution Advised
'Barb' conveys potential danger, reminding to handle with care. Wear gloves to avoid the barbs on the wire.
Pro Tip 3/3
Trap or Hold
Barbs are designed to trap or hold onto things, difficult to remove. The bur's barbs stuck to my sweater, making it hard to pull off.