a bushy, composite shrub, Felicia amelloides, of southern Africa, having solitary, daisylike flowers with yellow disks and blue rays, grown as an ornamental.
a large marlin, Makaira nigricans, occurring worldwide in warm and temperate seas, highly prized in sportfishing and as a food fish.
Also called mercury mass. a preparation of metallic mercury and other ingredients, used for making blue pills. blue pill (def 1). Historical Examples Si Klegg, Book 1 (of 6) John McElroy The Wit and Humor of America, Volume V. (of X.) Various
blue meanie A very nasty person; bastard: It’s not that all landlords are blue meanies Depression; melancholy; blue funk, the BLUES
a European plant, Trigonella caerulea, of the legume family, having long-stalked clusters of blue and white flowers.