/ Dictionary / Index M moth mullein: Meaning and Definition of Find definitions for: moth' mul"lein Pronunciation: [key] a weedy, European mullein, Verbascum blattaria, of the figwort family, having lance-shaped leaves and loose spikes of white or yellow flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mother yaw moth orchid Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language