/ Dictionary / Index L licentious: Meaning and Definition of Find definitions for: li•cen•tious Pronunciation: (lī-sen'shus), [key] — adj. sexually unrestrained; lascivious; libertine; lewd. unrestrained by law or general morality; lawless; immoral. going beyond customary or proper bounds or limits; disregarding rules. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: licentious (Thesaurus) licentiate licet* Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language