Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cockle-burr is a noun meaning "any coarse weed of the genus Xanthium having spiny burrs". It carries one recorded sense.
any coarse weed of the genus Xanthium having spiny burrs
Definitions, synonyms and semantic relations for cockle-burr come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.