/ Dictionary / Index S show-through: Meaning and Definition of Find definitions for: show-through Pronunciation: (shō'thr"), [key] — n. the visibility through paper of what is printed on the other side. a measure of the opacity of a paper. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. show-stopper showtime Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language