/ Dictionary / Index T thusly: Meaning and Definition of Find definitions for: thus•ly Pronunciation: (us'lē), [key] — adv. thus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thusly (Thesaurus) thus Thus Spake Zarathustra* Related Content Daily Word Quiz: benevolent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language