/ Dictionary / Index P pop-out: Meaning and Definition of Find definitions for: pop-out Pronunciation: (pop'out"), [key] — n. pop-up (def. 6). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pop-out (Thesaurus) popoff popover Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language