/ Dictionary / Index L Lubyanka: Meaning and Definition of Find definitions for: Lu•byan•ka Pronunciation: (l-byäng'ku), [key] — n. a prison and secret-police headquarters in central Moscow. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Lubumbashi Lucan Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language