/ Dictionary / Index B brill: Meaning and Definition of Find definitions for: brill Pronunciation: (bril), [key] — pl. brills, brill. a European flatfish, Scophthalmus rhombus, closely related to the turbot. Brill Pronunciation: (bril), [key] — n. 1874–1948, U.S. psychoanalyst and author, born in Austria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: brill (Thesaurus) brigsail Brillat-Savarin Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language