Definition of mullein
: any of a genus (Verbascum) of usually woolly-leaved Eurasian herbs of the snapdragon family including some that are naturalized in North America
Variants of mullein
Origin of mullein
Middle English moleyne, from Anglo-French moleine
First Known Use: 14th century
Rhymes with mullein
Learn More about mullein
Britannica.com: Encyclopedia article about "mullein"
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