Definition of "bur"
noun:
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A rough, prickly husk around the seeds or fruit of some plants.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Any of several plants having such husks.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A rotary cutting implement having a selection of variously shaped heads.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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