/ Dictionary / Index H hidden tax: Meaning and Definition of Find definitions for: hid'den tax' Pronunciation: [key] any tax paid by a manufacturer, supplier, or seller that is added on to the price the consumer pays. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hiddenite hide Related Content Daily Word Quiz: rarefied Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language