/ Dictionary / Index O octroi: Meaning and Definition of Find definitions for: oc•troi Pronunciation: (ok'troi Fr. ôk&sylptrwa'), [key] — pl. -trois (formerly esp. in France and Italy) a local tax levied on certain articles, such as foodstuffs, on their entry into a city. the place at which such a tax is collected. the officials collecting it. the act of a sovereign in granting to subjects a constitution or other charter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: octroi (Thesaurus) octosyllable octuple Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language