Noun: cockleburr
- Any coarse weed of the genus Xanthium having spiny burrs
"The dog's fur was matted with cockleburr seeds after running through the field";
- cocklebur, cockle-bur, cockle-burr
Derived forms: cockle-burrs, cockleburrs
Type of: weed
Part of: genus Xanthium, Xanthium
Encyclopedia: Cockleburr